↺Review mode: answers and explanations remain visible.
Question 1 of 50
Question 1
Easy
Passage
The two lantern makers
The current catalog summarizes the material in a compact sentence. The workshop stands beside a quiet canal. A brass bell hangs above its door. At present, a summary of the records about Mara Grammar form blank: _____ useful to the catalog.
Correct answeris
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
singular summary → is
Convention
subject-verb agreement
Why the keyed form works
The singular head subject summary requires the singular finite verb is.
Subject
a summary (singular)
Why this choice?
Correct. Is agrees with the singular head subject summary.
Why this choice?
Incorrect. Are is plural and cannot agree with summary.
Why this choice?
Incorrect. Being is nonfinite and cannot serve as the clause's main verb here.
Why this choice?
Incorrect. The infinitive to be does not supply the required finite verb.
Explanation
The singular head subject summary requires the singular finite verb is. The conventionally completed text reads: “At present, a summary of the records about Mara is useful to the catalog.”
Grammar map
singular summary → is
Target
finite linking verb
Form and sense decision
The singular head subject summary requires the singular finite verb is.
Question 2 of 50
Question 2
Easy
Passage
Crosswalk redesign
The current catalog summarizes the material in a compact sentence. The entry identifies raised crossings as a street-design feature tested near two schools and painted curb extensions as a second feature tested at the same sites. In the current archive, the records concerning raised crossings Grammar form blank: _____ central to the comparison.
Correct answerremain
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
plural records → remain
Convention
subject-verb agreement
Why the keyed form works
The plural head subject records requires the plural present form remain.
Subject
the records (plural)
Why this choice?
Incorrect. The infinitive leaves the clause without a finite verb.
Why this choice?
Correct. Remain agrees with the plural subject records.
Why this choice?
Incorrect. Remains is singular.
Why this choice?
Incorrect. Remaining cannot supply the finite main verb.
Explanation
The plural head subject records requires the plural present form remain. The conventionally completed text reads: “In the current archive, the records concerning raised crossings remain central to the comparison.”
Grammar map
plural records → remain
Target
finite linking verb
Form and sense decision
The plural head subject records requires the plural present form remain.
Question 3 of 50
Question 3
Easy
Passage
Exhibition sequence
The current catalog summarizes the material in a compact sentence. The account explains that chronological layout and thematic alcoves organize the same collection from different perspectives. The account of chronological layout and its role in the project Grammar form blank: _____ a useful example.
Correct answerprovides
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
singular account → provides
Convention
subject-verb agreement
Why the keyed form works
Account is the singular head subject, so provides is the agreeing present-tense verb.
Subject
the account (singular)
Why this choice?
Incorrect. Providing is a participle and leaves the clause without a finite verb.
Why this choice?
Incorrect. To provide is an infinitive, not the finite predicate required here.
Why this choice?
Correct. Provides agrees with the singular subject account.
Why this choice?
Incorrect. Provide is plural and is attracted by nearby plural material rather than account.
Explanation
Account is the singular head subject, so provides is the agreeing present-tense verb. The conventionally completed text reads: “The account of chronological layout and its role in the project provides a useful example.”
Grammar map
singular account → provides
Target
finite lexical verb
Form and sense decision
Account is the singular head subject, so provides is the agreeing present-tense verb.
Question 4 of 50
Question 4
Easy
Passage
A garden remembered
The current catalog summarizes the material in a compact sentence. Nia finds an unlabeled packet in a kitchen drawer. She plants it and recognizes the first blue flower. The observations in the account about Nia Grammar form blank: _____ the final interpretation.
Correct answersupport
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
plural observations → support
Convention
subject-verb agreement
Why the keyed form works
The plural head subject observations requires support.
Subject
the observations (plural)
Why this choice?
Incorrect. Supports is singular.
Why this choice?
Incorrect. Supporting is nonfinite in this slot.
Why this choice?
Incorrect. The infinitive cannot function as the finite main verb here.
Why this choice?
Correct. Support agrees with the plural subject observations.
Explanation
The plural head subject observations requires support. The conventionally completed text reads: “The observations in the account about Nia support the final interpretation.”
Grammar map
plural observations → support
Target
finite lexical verb
Form and sense decision
The plural head subject observations requires support.
Question 5 of 50
Question 5
Easy
Passage
Community translation
The current catalog summarizes the material in a compact sentence. Residents report fewer missed instructions when formats are combined. Self-reported understanding is not a direct comprehension test. At present, a summary of the records about translated notices Grammar form blank: _____ useful to the catalog.
Correct answeris
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
singular summary → is
Convention
subject-verb agreement
Why the keyed form works
The singular head subject summary requires the singular finite verb is.
Subject
a summary (singular)
Why this choice?
Correct. Is agrees with the singular head subject summary.
Why this choice?
Incorrect. Are is plural and cannot agree with summary.
Why this choice?
Incorrect. Being is nonfinite and cannot serve as the clause's main verb here.
Why this choice?
Incorrect. The infinitive to be does not supply the required finite verb.
Explanation
The singular head subject summary requires the singular finite verb is. The conventionally completed text reads: “At present, a summary of the records about translated notices is useful to the catalog.”
Grammar map
singular summary → is
Target
finite linking verb
Form and sense decision
The singular head subject summary requires the singular finite verb is.
Question 6 of 50
Question 6
Easy
Passage
Poetry in two voices
The current catalog summarizes the material in a compact sentence. The speakers alternate for ten lines. The final line is spoken together. In the current archive, the records concerning Voice One Grammar form blank: _____ central to the comparison.
Correct answerremain
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
plural records → remain
Convention
subject-verb agreement
Why the keyed form works
The plural head subject records requires the plural present form remain.
Subject
the records (plural)
Why this choice?
Incorrect. The infinitive leaves the clause without a finite verb.
Why this choice?
Correct. Remain agrees with the plural subject records.
Why this choice?
Incorrect. Remains is singular.
Why this choice?
Incorrect. Remaining cannot supply the finite main verb.
Explanation
The plural head subject records requires the plural present form remain. The conventionally completed text reads: “In the current archive, the records concerning Voice One remain central to the comparison.”
Grammar map
plural records → remain
Target
finite linking verb
Form and sense decision
The plural head subject records requires the plural present form remain.
Question 7 of 50
Question 7
Easy
Passage
The station clock
The current catalog summarizes the material in a compact sentence. The entry identifies Tomas as a traveler waiting in an original short scene and the station clock as an old clock above the departure board. The account of Tomas and its role in the project Grammar form blank: _____ a useful example.
Correct answerprovides
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
singular account → provides
Convention
subject-verb agreement
Why the keyed form works
Account is the singular head subject, so provides is the agreeing present-tense verb.
Subject
the account (singular)
Why this choice?
Incorrect. Providing is a participle and leaves the clause without a finite verb.
Why this choice?
Incorrect. To provide is an infinitive, not the finite predicate required here.
Why this choice?
Correct. Provides agrees with the singular subject account.
Why this choice?
Incorrect. Provide is plural and is attracted by nearby plural material rather than account.
Explanation
Account is the singular head subject, so provides is the agreeing present-tense verb. The conventionally completed text reads: “The account of Tomas and its role in the project provides a useful example.”
Grammar map
singular account → provides
Target
finite lexical verb
Form and sense decision
Account is the singular head subject, so provides is the agreeing present-tense verb.
Question 8 of 50
Question 8
Easy
Passage
Museum label experiment
The current catalog summarizes the material in a compact sentence. The account explains that short object labels and question-based labels attempt to deepen visitor attention. The observations in the account about short object labels Grammar form blank: _____ the final interpretation.
Correct answersupport
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
plural observations → support
Convention
subject-verb agreement
Why the keyed form works
The plural head subject observations requires support.
Subject
the observations (plural)
Why this choice?
Incorrect. Supports is singular.
Why this choice?
Incorrect. Supporting is nonfinite in this slot.
Why this choice?
Incorrect. The infinitive cannot function as the finite main verb here.
Why this choice?
Correct. Support agrees with the plural subject observations.
Explanation
The plural head subject observations requires support. The conventionally completed text reads: “The observations in the account about short object labels support the final interpretation.”
Grammar map
plural observations → support
Target
finite lexical verb
Form and sense decision
The plural head subject observations requires support.
Question 9 of 50
Question 9
Easy
Passage
Community mural archive
The current catalog summarizes the material in a compact sentence. An archivist dates each sketch and photograph. She aligns them with sections of the finished wall. At present, a summary of the records about planning sketches Grammar form blank: _____ useful to the catalog.
Correct answeris
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
singular summary → is
Convention
subject-verb agreement
Why the keyed form works
The singular head subject summary requires the singular finite verb is.
Subject
a summary (singular)
Why this choice?
Correct. Is agrees with the singular head subject summary.
Why this choice?
Incorrect. Are is plural and cannot agree with summary.
Why this choice?
Incorrect. Being is nonfinite and cannot serve as the clause's main verb here.
Why this choice?
Incorrect. The infinitive to be does not supply the required finite verb.
Explanation
The singular head subject summary requires the singular finite verb is. The conventionally completed text reads: “At present, a summary of the records about planning sketches is useful to the catalog.”
Grammar map
singular summary → is
Target
finite linking verb
Form and sense decision
The singular head subject summary requires the singular finite verb is.
Question 10 of 50
Question 10
Easy
Passage
Two maps of home
The current catalog summarizes the material in a compact sentence. The combined maps help them find a forgotten courtyard. Neither map alone includes every useful detail. In the current archive, the records concerning Evelyn's map Grammar form blank: _____ central to the comparison.
Correct answerremain
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
plural records → remain
Convention
subject-verb agreement
Why the keyed form works
The plural head subject records requires the plural present form remain.
Subject
the records (plural)
Why this choice?
Incorrect. The infinitive leaves the clause without a finite verb.
Why this choice?
Correct. Remain agrees with the plural subject records.
Why this choice?
Incorrect. Remains is singular.
Why this choice?
Incorrect. Remaining cannot supply the finite main verb.
Explanation
The plural head subject records requires the plural present form remain. The conventionally completed text reads: “In the current archive, the records concerning Evelyn's map remain central to the comparison.”
Grammar map
plural records → remain
Target
finite linking verb
Form and sense decision
The plural head subject records requires the plural present form remain.
Question 11 of 50
Question 11
Easy
Passage
Shared-work schedules
The current catalog summarizes the material in a compact sentence. Workers receive the same hourly pay. The repair shop closes on Sundays. The account of fixed shifts and its role in the project Grammar form blank: _____ a useful example.
Correct answerprovides
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
singular account → provides
Convention
subject-verb agreement
Why the keyed form works
Account is the singular head subject, so provides is the agreeing present-tense verb.
Subject
the account (singular)
Why this choice?
Incorrect. Providing is a participle and leaves the clause without a finite verb.
Why this choice?
Incorrect. To provide is an infinitive, not the finite predicate required here.
Why this choice?
Correct. Provides agrees with the singular subject account.
Why this choice?
Incorrect. Provide is plural and is attracted by nearby plural material rather than account.
Explanation
Account is the singular head subject, so provides is the agreeing present-tense verb. The conventionally completed text reads: “The account of fixed shifts and its role in the project provides a useful example.”
Grammar map
singular account → provides
Target
finite lexical verb
Form and sense decision
Account is the singular head subject, so provides is the agreeing present-tense verb.
Question 12 of 50
Question 12
Easy
Passage
Accessible performance guide
The current catalog summarizes the material in a compact sentence. The entry identifies plain-language synopsis as a concise plot guide for a fictional play and sensory guide as a description of lighting, sound, and staging effects. The observations in the account about plain-language synopsis Grammar form blank: _____ the final interpretation.
Correct answersupport
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
plural observations → support
Convention
subject-verb agreement
Why the keyed form works
The plural head subject observations requires support.
Subject
the observations (plural)
Why this choice?
Incorrect. Supports is singular.
Why this choice?
Incorrect. Supporting is nonfinite in this slot.
Why this choice?
Incorrect. The infinitive cannot function as the finite main verb here.
Why this choice?
Correct. Support agrees with the plural subject observations.
Explanation
The plural head subject observations requires support. The conventionally completed text reads: “The observations in the account about plain-language synopsis support the final interpretation.”
Grammar map
plural observations → support
Target
finite lexical verb
Form and sense decision
The plural head subject observations requires support.
Question 13 of 50
Question 13
Easy
Passage
The unfinished melody
The current catalog summarizes the material in a compact sentence. The account explains that Leena and Oren treat silence as part of the composition. At present, a summary of the records about Leena Grammar form blank: _____ useful to the catalog.
Correct answeris
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
singular summary → is
Convention
subject-verb agreement
Why the keyed form works
The singular head subject summary requires the singular finite verb is.
Subject
a summary (singular)
Why this choice?
Correct. Is agrees with the singular head subject summary.
Why this choice?
Incorrect. Are is plural and cannot agree with summary.
Why this choice?
Incorrect. Being is nonfinite and cannot serve as the clause's main verb here.
Why this choice?
Incorrect. The infinitive to be does not supply the required finite verb.
Explanation
The singular head subject summary requires the singular finite verb is. The conventionally completed text reads: “At present, a summary of the records about Leena is useful to the catalog.”
Grammar map
singular summary → is
Target
finite linking verb
Form and sense decision
The singular head subject summary requires the singular finite verb is.
Question 14 of 50
Question 14
Easy
Passage
Park-use counts
The current catalog summarizes the material in a compact sentence. Observers count visitors every two hours. They classify activities without collecting names. In the current archive, the records concerning Ridge Park Grammar form blank: _____ central to the comparison.
Correct answerremain
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
plural records → remain
Convention
subject-verb agreement
Why the keyed form works
The plural head subject records requires the plural present form remain.
Subject
the records (plural)
Why this choice?
Incorrect. The infinitive leaves the clause without a finite verb.
Why this choice?
Correct. Remain agrees with the plural subject records.
Why this choice?
Incorrect. Remains is singular.
Why this choice?
Incorrect. Remaining cannot supply the finite main verb.
Explanation
The plural head subject records requires the plural present form remain. The conventionally completed text reads: “In the current archive, the records concerning Ridge Park remain central to the comparison.”
Grammar map
plural records → remain
Target
finite linking verb
Form and sense decision
The plural head subject records requires the plural present form remain.
Question 15 of 50
Question 15
Easy
Passage
Moss moisture trial
The current catalog summarizes the material in a compact sentence. Hollow moss retains a larger share of its starting water. The trial does not establish the cause of the difference. The account of ridge moss and its role in the project Grammar form blank: _____ a useful example.
Correct answerprovides
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
singular account → provides
Convention
subject-verb agreement
Why the keyed form works
Account is the singular head subject, so provides is the agreeing present-tense verb.
Subject
the account (singular)
Why this choice?
Incorrect. Providing is a participle and leaves the clause without a finite verb.
Why this choice?
Incorrect. To provide is an infinitive, not the finite predicate required here.
Why this choice?
Correct. Provides agrees with the singular subject account.
Why this choice?
Incorrect. Provide is plural and is attracted by nearby plural material rather than account.
Explanation
Account is the singular head subject, so provides is the agreeing present-tense verb. The conventionally completed text reads: “The account of ridge moss and its role in the project provides a useful example.”
Grammar map
singular account → provides
Target
finite lexical verb
Form and sense decision
Account is the singular head subject, so provides is the agreeing present-tense verb.
Question 16 of 50
Question 16
Medium
Passage
The borrowed coat
The current catalog summarizes the material in a compact sentence. Snow gathers outside the theater. The ticket is printed on thin silver paper. The observations in the account about Amal Grammar form blank: _____ the final interpretation.
Correct answersupport
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
plural observations → support
Convention
subject-verb agreement
Why the keyed form works
The plural head subject observations requires support.
Subject
the observations (plural)
Why this choice?
Incorrect. Supports is singular.
Why this choice?
Incorrect. Supporting is nonfinite in this slot.
Why this choice?
Incorrect. The infinitive cannot function as the finite main verb here.
Why this choice?
Correct. Support agrees with the plural subject observations.
Explanation
The plural head subject observations requires support. The conventionally completed text reads: “The observations in the account about Amal support the final interpretation.”
Grammar map
plural observations → support
Target
finite lexical verb
Form and sense decision
The plural head subject observations requires support.
Question 17 of 50
Question 17
Medium
Passage
Food-waste messages
The current catalog summarizes the material in a compact sentence. The entry identifies cost-framed signs as cafeteria signs describing money lost to waste and community-framed signs as signs describing meals that discarded food could provide. At present, a summary of the records about cost-framed signs Grammar form blank: _____ useful to the catalog.
Correct answeris
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
singular summary → is
Convention
subject-verb agreement
Why the keyed form works
The singular head subject summary requires the singular finite verb is.
Subject
a summary (singular)
Why this choice?
Correct. Is agrees with the singular head subject summary.
Why this choice?
Incorrect. Are is plural and cannot agree with summary.
Why this choice?
Incorrect. Being is nonfinite and cannot serve as the clause's main verb here.
Why this choice?
Incorrect. The infinitive to be does not supply the required finite verb.
Explanation
The singular head subject summary requires the singular finite verb is. The conventionally completed text reads: “At present, a summary of the records about cost-framed signs is useful to the catalog.”
Grammar map
singular summary → is
Target
finite linking verb
Form and sense decision
The singular head subject summary requires the singular finite verb is.
Question 18 of 50
Question 18
Medium
Passage
Seed-coat temperature
The current catalog summarizes the material in a compact sentence. The account explains that dark-coated seeds and pale-coated seeds germinate at similar rates under moderate conditions. In the current archive, the records concerning dark-coated seeds Grammar form blank: _____ central to the comparison.
Correct answerremain
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
plural records → remain
Convention
subject-verb agreement
Why the keyed form works
The plural head subject records requires the plural present form remain.
Subject
the records (plural)
Why this choice?
Incorrect. The infinitive leaves the clause without a finite verb.
Why this choice?
Correct. Remain agrees with the plural subject records.
Why this choice?
Incorrect. Remains is singular.
Why this choice?
Incorrect. Remaining cannot supply the finite main verb.
Explanation
The plural head subject records requires the plural present form remain. The conventionally completed text reads: “In the current archive, the records concerning dark-coated seeds remain central to the comparison.”
Grammar map
plural records → remain
Target
finite linking verb
Form and sense decision
The plural head subject records requires the plural present form remain.
Question 19 of 50
Question 19
Medium
Passage
Messages in clay
The current catalog summarizes the material in a compact sentence. Davin shapes the clay without explaining the pattern. Reya recognizes the waves after filling the cup. The account of Davin and its role in the project Grammar form blank: _____ a useful example.
Correct answerprovides
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
singular account → provides
Convention
subject-verb agreement
Why the keyed form works
Account is the singular head subject, so provides is the agreeing present-tense verb.
Subject
the account (singular)
Why this choice?
Incorrect. Providing is a participle and leaves the clause without a finite verb.
Why this choice?
Incorrect. To provide is an infinitive, not the finite predicate required here.
Why this choice?
Correct. Provides agrees with the singular subject account.
Why this choice?
Incorrect. Provide is plural and is attracted by nearby plural material rather than account.
Explanation
Account is the singular head subject, so provides is the agreeing present-tense verb. The conventionally completed text reads: “The account of Davin and its role in the project provides a useful example.”
Grammar map
singular account → provides
Target
finite lexical verb
Form and sense decision
Account is the singular head subject, so provides is the agreeing present-tense verb.
Question 20 of 50
Question 20
Medium
Passage
Cycling-route feedback
The current catalog summarizes the material in a compact sentence. Combining methods identifies hazards neither method finds alone. Participants are volunteers rather than a random sample. The observations in the account about online map comments Grammar form blank: _____ the final interpretation.
Correct answersupport
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
plural observations → support
Convention
subject-verb agreement
Why the keyed form works
The plural head subject observations requires support.
Subject
the observations (plural)
Why this choice?
Incorrect. Supports is singular.
Why this choice?
Incorrect. Supporting is nonfinite in this slot.
Why this choice?
Incorrect. The infinitive cannot function as the finite main verb here.
Why this choice?
Correct. Support agrees with the plural subject observations.
Explanation
The plural head subject observations requires support. The conventionally completed text reads: “The observations in the account about online map comments support the final interpretation.”
Grammar map
plural observations → support
Target
finite lexical verb
Form and sense decision
The plural head subject observations requires support.
Question 21 of 50
Question 21
Medium
Passage
Urban moth movement
The current catalog summarizes the material in a compact sentence. Routes are equal in length. Wind speeds are recorded nightly. At present, a summary of the records about continuous hedge Grammar form blank: _____ useful to the catalog.
Correct answeris
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
singular summary → is
Convention
subject-verb agreement
Why the keyed form works
The singular head subject summary requires the singular finite verb is.
Subject
a summary (singular)
Why this choice?
Correct. Is agrees with the singular head subject summary.
Why this choice?
Incorrect. Are is plural and cannot agree with summary.
Why this choice?
Incorrect. Being is nonfinite and cannot serve as the clause's main verb here.
Why this choice?
Incorrect. The infinitive to be does not supply the required finite verb.
Explanation
The singular head subject summary requires the singular finite verb is. The conventionally completed text reads: “At present, a summary of the records about continuous hedge is useful to the catalog.”
Grammar map
singular summary → is
Target
finite linking verb
Form and sense decision
The singular head subject summary requires the singular finite verb is.
Question 22 of 50
Question 22
Medium
Passage
A quiet election
The current catalog summarizes the material in a compact sentence. The entry identifies Suri as a student candidate in an original campus story and Malik as Suri's opponent in the election. In the current archive, the records concerning Suri Grammar form blank: _____ central to the comparison.
Correct answerremain
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
plural records → remain
Convention
subject-verb agreement
Why the keyed form works
The plural head subject records requires the plural present form remain.
Subject
the records (plural)
Why this choice?
Incorrect. The infinitive leaves the clause without a finite verb.
Why this choice?
Correct. Remain agrees with the plural subject records.
Why this choice?
Incorrect. Remains is singular.
Why this choice?
Incorrect. Remaining cannot supply the finite main verb.
Explanation
The plural head subject records requires the plural present form remain. The conventionally completed text reads: “In the current archive, the records concerning Suri remain central to the comparison.”
Grammar map
plural records → remain
Target
finite linking verb
Form and sense decision
The plural head subject records requires the plural present form remain.
Question 23 of 50
Question 23
Medium
Passage
School breakfast timing
The current catalog summarizes the material in a compact sentence. The account explains that before-school service and after-bell service offer the same menu at no cost. The account of before-school service and its role in the project Grammar form blank: _____ a useful example.
Correct answerprovides
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
singular account → provides
Convention
subject-verb agreement
Why the keyed form works
Account is the singular head subject, so provides is the agreeing present-tense verb.
Subject
the account (singular)
Why this choice?
Incorrect. Providing is a participle and leaves the clause without a finite verb.
Why this choice?
Incorrect. To provide is an infinitive, not the finite predicate required here.
Why this choice?
Correct. Provides agrees with the singular subject account.
Why this choice?
Incorrect. Provide is plural and is attracted by nearby plural material rather than account.
Explanation
Account is the singular head subject, so provides is the agreeing present-tense verb. The conventionally completed text reads: “The account of before-school service and its role in the project provides a useful example.”
Grammar map
singular account → provides
Target
finite lexical verb
Form and sense decision
Account is the singular head subject, so provides is the agreeing present-tense verb.
Question 24 of 50
Question 24
Medium
Passage
Cooling roof tiles
The current catalog summarizes the material in a compact sentence. Engineers heat both tile types equally. They record cooling at one-minute intervals. The observations in the account about ribbed tiles Grammar form blank: _____ the final interpretation.
Correct answersupport
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
plural observations → support
Convention
subject-verb agreement
Why the keyed form works
The plural head subject observations requires support.
Subject
the observations (plural)
Why this choice?
Incorrect. Supports is singular.
Why this choice?
Incorrect. Supporting is nonfinite in this slot.
Why this choice?
Incorrect. The infinitive cannot function as the finite main verb here.
Why this choice?
Correct. Support agrees with the plural subject observations.
Explanation
The plural head subject observations requires support. The conventionally completed text reads: “The observations in the account about ribbed tiles support the final interpretation.”
Grammar map
plural observations → support
Target
finite lexical verb
Form and sense decision
The plural head subject observations requires support.
Question 25 of 50
Question 25
Medium
Passage
The river postcard
The current catalog summarizes the material in a compact sentence. The limited description prompts the recipient to imagine the rest. The card never states when the sender will return. At present, a summary of the records about the postcard Grammar form blank: _____ useful to the catalog.
Correct answeris
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
singular summary → is
Convention
subject-verb agreement
Why the keyed form works
The singular head subject summary requires the singular finite verb is.
Subject
a summary (singular)
Why this choice?
Correct. Is agrees with the singular head subject summary.
Why this choice?
Incorrect. Are is plural and cannot agree with summary.
Why this choice?
Incorrect. Being is nonfinite and cannot serve as the clause's main verb here.
Why this choice?
Incorrect. The infinitive to be does not supply the required finite verb.
Explanation
The singular head subject summary requires the singular finite verb is. The conventionally completed text reads: “At present, a summary of the records about the postcard is useful to the catalog.”
Grammar map
singular summary → is
Target
finite linking verb
Form and sense decision
The singular head subject summary requires the singular finite verb is.
Question 26 of 50
Question 26
Medium
Passage
Restoring a public square
The current catalog summarizes the material in a compact sentence. The square borders a transit station. The original fountain stopped operating years ago. In the current archive, the records concerning the fountain plan Grammar form blank: _____ central to the comparison.
Correct answerremain
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
plural records → remain
Convention
subject-verb agreement
Why the keyed form works
The plural head subject records requires the plural present form remain.
Subject
the records (plural)
Why this choice?
Incorrect. The infinitive leaves the clause without a finite verb.
Why this choice?
Correct. Remain agrees with the plural subject records.
Why this choice?
Incorrect. Remains is singular.
Why this choice?
Incorrect. Remaining cannot supply the finite main verb.
Explanation
The plural head subject records requires the plural present form remain. The conventionally completed text reads: “In the current archive, the records concerning the fountain plan remain central to the comparison.”
Grammar map
plural records → remain
Target
finite linking verb
Form and sense decision
The plural head subject records requires the plural present form remain.
Question 27 of 50
Question 27
Medium
Passage
Bee learning cues
The current catalog summarizes the material in a compact sentence. The entry identifies color cue as a blue marker beside a sugar source and shape cue as a striped marker beside another source. The account of color cue and its role in the project Grammar form blank: _____ a useful example.
Correct answerprovides
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
singular account → provides
Convention
subject-verb agreement
Why the keyed form works
Account is the singular head subject, so provides is the agreeing present-tense verb.
Subject
the account (singular)
Why this choice?
Incorrect. Providing is a participle and leaves the clause without a finite verb.
Why this choice?
Incorrect. To provide is an infinitive, not the finite predicate required here.
Why this choice?
Correct. Provides agrees with the singular subject account.
Why this choice?
Incorrect. Provide is plural and is attracted by nearby plural material rather than account.
Explanation
Account is the singular head subject, so provides is the agreeing present-tense verb. The conventionally completed text reads: “The account of color cue and its role in the project provides a useful example.”
Grammar map
singular account → provides
Target
finite lexical verb
Form and sense decision
Account is the singular head subject, so provides is the agreeing present-tense verb.
Question 28 of 50
Question 28
Medium
Passage
Actors and masks
The current catalog summarizes the material in a compact sentence. The account explains that Mei and the silver mask alter what the audience notices about the performance. The observations in the account about Mei Grammar form blank: _____ the final interpretation.
Correct answersupport
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
plural observations → support
Convention
subject-verb agreement
Why the keyed form works
The plural head subject observations requires support.
Subject
the observations (plural)
Why this choice?
Incorrect. Supports is singular.
Why this choice?
Incorrect. Supporting is nonfinite in this slot.
Why this choice?
Incorrect. The infinitive cannot function as the finite main verb here.
Why this choice?
Correct. Support agrees with the plural subject observations.
Explanation
The plural head subject observations requires support. The conventionally completed text reads: “The observations in the account about Mei support the final interpretation.”
Grammar map
plural observations → support
Target
finite lexical verb
Form and sense decision
The plural head subject observations requires support.
Question 29 of 50
Question 29
Medium
Passage
Color in wayfinding
The current catalog summarizes the material in a compact sentence. Designers map common wrong turns. They add both cue types along the difficult route. At present, a summary of the records about blue floor markings Grammar form blank: _____ useful to the catalog.
Correct answeris
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
singular summary → is
Convention
subject-verb agreement
Why the keyed form works
The singular head subject summary requires the singular finite verb is.
Subject
a summary (singular)
Why this choice?
Correct. Is agrees with the singular head subject summary.
Why this choice?
Incorrect. Are is plural and cannot agree with summary.
Why this choice?
Incorrect. Being is nonfinite and cannot serve as the clause's main verb here.
Why this choice?
Incorrect. The infinitive to be does not supply the required finite verb.
Explanation
The singular head subject summary requires the singular finite verb is. The conventionally completed text reads: “At present, a summary of the records about blue floor markings is useful to the catalog.”
Grammar map
singular summary → is
Target
finite linking verb
Form and sense decision
The singular head subject summary requires the singular finite verb is.
Question 30 of 50
Question 30
Medium
Passage
Stream restoration
The current catalog summarizes the material in a compact sentence. Erosion declines most where both treatments are present. The design cannot separate every interaction between treatments. In the current archive, the records concerning woody barriers Grammar form blank: _____ central to the comparison.
Correct answerremain
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
plural records → remain
Convention
subject-verb agreement
Why the keyed form works
The plural head subject records requires the plural present form remain.
Subject
the records (plural)
Why this choice?
Incorrect. The infinitive leaves the clause without a finite verb.
Why this choice?
Correct. Remain agrees with the plural subject records.
Why this choice?
Incorrect. Remains is singular.
Why this choice?
Incorrect. Remaining cannot supply the finite main verb.
Explanation
The plural head subject records requires the plural present form remain. The conventionally completed text reads: “In the current archive, the records concerning woody barriers remain central to the comparison.”
Grammar map
plural records → remain
Target
finite linking verb
Form and sense decision
The plural head subject records requires the plural present form remain.
Question 31 of 50
Question 31
Medium
Passage
A baker's ledger
The current catalog summarizes the material in a compact sentence. The bakery opens before sunrise. Flour dust covers the ledger's spine. The account of Jun and its role in the project Grammar form blank: _____ a useful example.
Correct answerprovides
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
singular account → provides
Convention
subject-verb agreement
Why the keyed form works
Account is the singular head subject, so provides is the agreeing present-tense verb.
Subject
the account (singular)
Why this choice?
Incorrect. Providing is a participle and leaves the clause without a finite verb.
Why this choice?
Incorrect. To provide is an infinitive, not the finite predicate required here.
Why this choice?
Correct. Provides agrees with the singular subject account.
Why this choice?
Incorrect. Provide is plural and is attracted by nearby plural material rather than account.
Explanation
Account is the singular head subject, so provides is the agreeing present-tense verb. The conventionally completed text reads: “The account of Jun and its role in the project provides a useful example.”
Grammar map
singular account → provides
Target
finite lexical verb
Form and sense decision
Account is the singular head subject, so provides is the agreeing present-tense verb.
Question 32 of 50
Question 32
Medium
Passage
Ceramic surface traditions
The current catalog summarizes the material in a compact sentence. The entry identifies river-clay bowls as fictional vessels made in the Luma valley and ash-glazed jars as fictional vessels from the neighboring Orin ridge. The observations in the account about river-clay bowls Grammar form blank: _____ the final interpretation.
Correct answersupport
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
plural observations → support
Convention
subject-verb agreement
Why the keyed form works
The plural head subject observations requires support.
Subject
the observations (plural)
Why this choice?
Incorrect. Supports is singular.
Why this choice?
Incorrect. Supporting is nonfinite in this slot.
Why this choice?
Incorrect. The infinitive cannot function as the finite main verb here.
Why this choice?
Correct. Support agrees with the plural subject observations.
Explanation
The plural head subject observations requires support. The conventionally completed text reads: “The observations in the account about river-clay bowls support the final interpretation.”
Grammar map
plural observations → support
Target
finite lexical verb
Form and sense decision
The plural head subject observations requires support.
Question 33 of 50
Question 33
Medium
Passage
Night-blooming flowers
The current catalog summarizes the material in a compact sentence. The account explains that wide flowers and narrow flowers produce similar total nectar volumes. At present, a summary of the records about wide flowers Grammar form blank: _____ useful to the catalog.
Correct answeris
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
singular summary → is
Convention
subject-verb agreement
Why the keyed form works
The singular head subject summary requires the singular finite verb is.
Subject
a summary (singular)
Why this choice?
Correct. Is agrees with the singular head subject summary.
Why this choice?
Incorrect. Are is plural and cannot agree with summary.
Why this choice?
Incorrect. Being is nonfinite and cannot serve as the clause's main verb here.
Why this choice?
Incorrect. The infinitive to be does not supply the required finite verb.
Explanation
The singular head subject summary requires the singular finite verb is. The conventionally completed text reads: “At present, a summary of the records about wide flowers is useful to the catalog.”
Grammar map
singular summary → is
Target
finite linking verb
Form and sense decision
The singular head subject summary requires the singular finite verb is.
Question 34 of 50
Question 34
Medium
Passage
Voices across a courtyard
The current catalog summarizes the material in a compact sentence. Asha repeats a rising phrase each afternoon. Pavel tunes three notes to match it. In the current archive, the records concerning Asha Grammar form blank: _____ central to the comparison.
Correct answerremain
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
plural records → remain
Convention
subject-verb agreement
Why the keyed form works
The plural head subject records requires the plural present form remain.
Subject
the records (plural)
Why this choice?
Incorrect. The infinitive leaves the clause without a finite verb.
Why this choice?
Correct. Remain agrees with the plural subject records.
Why this choice?
Incorrect. Remains is singular.
Why this choice?
Incorrect. Remaining cannot supply the finite main verb.
Explanation
The plural head subject records requires the plural present form remain. The conventionally completed text reads: “In the current archive, the records concerning Asha remain central to the comparison.”
Grammar map
plural records → remain
Target
finite linking verb
Form and sense decision
The plural head subject records requires the plural present form remain.
Question 35 of 50
Question 35
Medium
Passage
Captions and looking
The current catalog summarizes the material in a compact sentence. Both captions increase discussion, but of different kinds. The paintings are matched rather than identical. The account of descriptive captions and its role in the project Grammar form blank: _____ a useful example.
Correct answerprovides
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
singular account → provides
Convention
subject-verb agreement
Why the keyed form works
Account is the singular head subject, so provides is the agreeing present-tense verb.
Subject
the account (singular)
Why this choice?
Incorrect. Providing is a participle and leaves the clause without a finite verb.
Why this choice?
Incorrect. To provide is an infinitive, not the finite predicate required here.
Why this choice?
Correct. Provides agrees with the singular subject account.
Why this choice?
Incorrect. Provide is plural and is attracted by nearby plural material rather than account.
Explanation
Account is the singular head subject, so provides is the agreeing present-tense verb. The conventionally completed text reads: “The account of descriptive captions and its role in the project provides a useful example.”
Grammar map
singular account → provides
Target
finite lexical verb
Form and sense decision
Account is the singular head subject, so provides is the agreeing present-tense verb.
Question 36 of 50
Question 36
Medium
Passage
Battery storage temperature
The current catalog summarizes the material in a compact sentence. Charge cycles are automated. Chambers maintain constant humidity. The observations in the account about cool storage Grammar form blank: _____ the final interpretation.
Correct answersupport
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
plural observations → support
Convention
subject-verb agreement
Why the keyed form works
The plural head subject observations requires support.
Subject
the observations (plural)
Why this choice?
Incorrect. Supports is singular.
Why this choice?
Incorrect. Supporting is nonfinite in this slot.
Why this choice?
Incorrect. The infinitive cannot function as the finite main verb here.
Why this choice?
Correct. Support agrees with the plural subject observations.
Explanation
The plural head subject observations requires support. The conventionally completed text reads: “The observations in the account about cool storage support the final interpretation.”
Grammar map
plural observations → support
Target
finite lexical verb
Form and sense decision
The plural head subject observations requires support.
Question 37 of 50
Question 37
Medium
Passage
The restored chair
The current catalog summarizes the material in a compact sentence. The entry identifies the carved chair as a damaged chair in an original family story and Mina as the carpenter restoring it. At present, a summary of the records about the carved chair Grammar form blank: _____ useful to the catalog.
Correct answeris
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
singular summary → is
Convention
subject-verb agreement
Why the keyed form works
The singular head subject summary requires the singular finite verb is.
Subject
a summary (singular)
Why this choice?
Correct. Is agrees with the singular head subject summary.
Why this choice?
Incorrect. Are is plural and cannot agree with summary.
Why this choice?
Incorrect. Being is nonfinite and cannot serve as the clause's main verb here.
Why this choice?
Incorrect. The infinitive to be does not supply the required finite verb.
Explanation
The singular head subject summary requires the singular finite verb is. The conventionally completed text reads: “At present, a summary of the records about the carved chair is useful to the catalog.”
Grammar map
singular summary → is
Target
finite linking verb
Form and sense decision
The singular head subject summary requires the singular finite verb is.
Question 38 of 50
Question 38
Medium
Passage
Sound-map installation
The current catalog summarizes the material in a compact sentence. The account explains that field recordings and projected maps represent the district through layered evidence. In the current archive, the records concerning field recordings Grammar form blank: _____ central to the comparison.
Correct answerremain
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
plural records → remain
Convention
subject-verb agreement
Why the keyed form works
The plural head subject records requires the plural present form remain.
Subject
the records (plural)
Why this choice?
Incorrect. The infinitive leaves the clause without a finite verb.
Why this choice?
Correct. Remain agrees with the plural subject records.
Why this choice?
Incorrect. Remains is singular.
Why this choice?
Incorrect. Remaining cannot supply the finite main verb.
Explanation
The plural head subject records requires the plural present form remain. The conventionally completed text reads: “In the current archive, the records concerning field recordings remain central to the comparison.”
Grammar map
plural records → remain
Target
finite linking verb
Form and sense decision
The plural head subject records requires the plural present form remain.
Question 39 of 50
Question 39
Medium
Passage
Bird-call detection
The current catalog summarizes the material in a compact sentence. Teams deploy microphones before sunrise. Listeners visit matched sites on the same mornings. The account of automated microphones and its role in the project Grammar form blank: _____ a useful example.
Correct answerprovides
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
singular account → provides
Convention
subject-verb agreement
Why the keyed form works
Account is the singular head subject, so provides is the agreeing present-tense verb.
Subject
the account (singular)
Why this choice?
Incorrect. Providing is a participle and leaves the clause without a finite verb.
Why this choice?
Incorrect. To provide is an infinitive, not the finite predicate required here.
Why this choice?
Correct. Provides agrees with the singular subject account.
Why this choice?
Incorrect. Provide is plural and is attracted by nearby plural material rather than account.
Explanation
Account is the singular head subject, so provides is the agreeing present-tense verb. The conventionally completed text reads: “The account of automated microphones and its role in the project provides a useful example.”
Grammar map
singular account → provides
Target
finite lexical verb
Form and sense decision
Account is the singular head subject, so provides is the agreeing present-tense verb.
Question 40 of 50
Question 40
Medium
Passage
Market-day archives
The current catalog summarizes the material in a compact sentence. Using both sources produces a fuller account of market strain. Neither record represents residents who did not trade. The observations in the account about harbor tax lists Grammar form blank: _____ the final interpretation.
Correct answersupport
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
plural observations → support
Convention
subject-verb agreement
Why the keyed form works
The plural head subject observations requires support.
Subject
the observations (plural)
Why this choice?
Incorrect. Supports is singular.
Why this choice?
Incorrect. Supporting is nonfinite in this slot.
Why this choice?
Incorrect. The infinitive cannot function as the finite main verb here.
Why this choice?
Correct. Support agrees with the plural subject observations.
Explanation
The plural head subject observations requires support. The conventionally completed text reads: “The observations in the account about harbor tax lists support the final interpretation.”
Grammar map
plural observations → support
Target
finite lexical verb
Form and sense decision
The plural head subject observations requires support.
Question 41 of 50
Question 41
Hard
Passage
Translation choices
The current catalog summarizes the material in a compact sentence. The source poem is fictional. Both versions contain twelve lines. At present, a summary of the records about version A Grammar form blank: _____ useful to the catalog.
Correct answeris
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
singular summary → is
Convention
subject-verb agreement
Why the keyed form works
The singular head subject summary requires the singular finite verb is.
Subject
a summary (singular)
Why this choice?
Correct. Is agrees with the singular head subject summary.
Why this choice?
Incorrect. Are is plural and cannot agree with summary.
Why this choice?
Incorrect. Being is nonfinite and cannot serve as the clause's main verb here.
Why this choice?
Incorrect. The infinitive to be does not supply the required finite verb.
Explanation
The singular head subject summary requires the singular finite verb is. The conventionally completed text reads: “At present, a summary of the records about version A is useful to the catalog.”
Grammar map
singular summary → is
Target
finite linking verb
Form and sense decision
The singular head subject summary requires the singular finite verb is.
Question 42 of 50
Question 42
Hard
Passage
Salt-tolerant seedlings
The current catalog summarizes the material in a compact sentence. The entry identifies line K as a synthetic seedling line selected for coastal soil and line M as a related line selected for rapid growth. In the current archive, the records concerning line K Grammar form blank: _____ central to the comparison.
Correct answerremain
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
plural records → remain
Convention
subject-verb agreement
Why the keyed form works
The plural head subject records requires the plural present form remain.
Subject
the records (plural)
Why this choice?
Incorrect. The infinitive leaves the clause without a finite verb.
Why this choice?
Correct. Remain agrees with the plural subject records.
Why this choice?
Incorrect. Remains is singular.
Why this choice?
Incorrect. Remaining cannot supply the finite main verb.
Explanation
The plural head subject records requires the plural present form remain. The conventionally completed text reads: “In the current archive, the records concerning line K remain central to the comparison.”
Grammar map
plural records → remain
Target
finite linking verb
Form and sense decision
The plural head subject records requires the plural present form remain.
Question 43 of 50
Question 43
Hard
Passage
Neighborhood shade survey
The current catalog summarizes the material in a compact sentence. The account explains that Block Alder and Block Birch provide some midday shade for pedestrians. The account of Block Alder and its role in the project Grammar form blank: _____ a useful example.
Correct answerprovides
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
singular account → provides
Convention
subject-verb agreement
Why the keyed form works
Account is the singular head subject, so provides is the agreeing present-tense verb.
Subject
the account (singular)
Why this choice?
Incorrect. Providing is a participle and leaves the clause without a finite verb.
Why this choice?
Incorrect. To provide is an infinitive, not the finite predicate required here.
Why this choice?
Correct. Provides agrees with the singular subject account.
Why this choice?
Incorrect. Provide is plural and is attracted by nearby plural material rather than account.
Explanation
Account is the singular head subject, so provides is the agreeing present-tense verb. The conventionally completed text reads: “The account of Block Alder and its role in the project provides a useful example.”
Grammar map
singular account → provides
Target
finite lexical verb
Form and sense decision
Account is the singular head subject, so provides is the agreeing present-tense verb.
Question 44 of 50
Question 44
Hard
Passage
Poster hierarchy
The current catalog summarizes the material in a compact sentence. A designer tests the poster at three viewing distances. She increases contrast around the date but retains the venue line. The observations in the account about large date text Grammar form blank: _____ the final interpretation.
Correct answersupport
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
plural observations → support
Convention
subject-verb agreement
Why the keyed form works
The plural head subject observations requires support.
Subject
the observations (plural)
Why this choice?
Incorrect. Supports is singular.
Why this choice?
Incorrect. Supporting is nonfinite in this slot.
Why this choice?
Incorrect. The infinitive cannot function as the finite main verb here.
Why this choice?
Correct. Support agrees with the plural subject observations.
Explanation
The plural head subject observations requires support. The conventionally completed text reads: “The observations in the account about large date text support the final interpretation.”
Grammar map
plural observations → support
Target
finite lexical verb
Form and sense decision
The plural head subject observations requires support.
Question 45 of 50
Question 45
Hard
Passage
Reef-sound playback
The current catalog summarizes the material in a compact sentence. More fish arrive near healthy-reef playback. Arrival does not prove long-term settlement. At present, a summary of the records about healthy-reef sounds Grammar form blank: _____ useful to the catalog.
Correct answeris
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
singular summary → is
Convention
subject-verb agreement
Why the keyed form works
The singular head subject summary requires the singular finite verb is.
Subject
a summary (singular)
Why this choice?
Correct. Is agrees with the singular head subject summary.
Why this choice?
Incorrect. Are is plural and cannot agree with summary.
Why this choice?
Incorrect. Being is nonfinite and cannot serve as the clause's main verb here.
Why this choice?
Incorrect. The infinitive to be does not supply the required finite verb.
Explanation
The singular head subject summary requires the singular finite verb is. The conventionally completed text reads: “At present, a summary of the records about healthy-reef sounds is useful to the catalog.”
Grammar map
singular summary → is
Target
finite linking verb
Form and sense decision
The singular head subject summary requires the singular finite verb is.
Question 46 of 50
Question 46
Hard
Passage
Library access pilot
The current catalog summarizes the material in a compact sentence. The city library serves six neighborhoods. Staff use the same library cards at every location. In the current archive, the records concerning mobile library stops Grammar form blank: _____ central to the comparison.
Correct answerremain
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
plural records → remain
Convention
subject-verb agreement
Why the keyed form works
The plural head subject records requires the plural present form remain.
Subject
the records (plural)
Why this choice?
Incorrect. The infinitive leaves the clause without a finite verb.
Why this choice?
Correct. Remain agrees with the plural subject records.
Why this choice?
Incorrect. Remains is singular.
Why this choice?
Incorrect. Remaining cannot supply the finite main verb.
Explanation
The plural head subject records requires the plural present form remain. The conventionally completed text reads: “In the current archive, the records concerning mobile library stops remain central to the comparison.”
Grammar map
plural records → remain
Target
finite linking verb
Form and sense decision
The plural head subject records requires the plural present form remain.
Question 47 of 50
Question 47
Hard
Passage
Dance notation workshop
The current catalog summarizes the material in a compact sentence. The entry identifies symbolic notation as written marks representing movement sequences and video rehearsal as a recording of dancers performing the same sequence. The account of symbolic notation and its role in the project Grammar form blank: _____ a useful example.
Correct answerprovides
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
singular account → provides
Convention
subject-verb agreement
Why the keyed form works
Account is the singular head subject, so provides is the agreeing present-tense verb.
Subject
the account (singular)
Why this choice?
Incorrect. Providing is a participle and leaves the clause without a finite verb.
Why this choice?
Incorrect. To provide is an infinitive, not the finite predicate required here.
Why this choice?
Correct. Provides agrees with the singular subject account.
Why this choice?
Incorrect. Provide is plural and is attracted by nearby plural material rather than account.
Explanation
Account is the singular head subject, so provides is the agreeing present-tense verb. The conventionally completed text reads: “The account of symbolic notation and its role in the project provides a useful example.”
Grammar map
singular account → provides
Target
finite lexical verb
Form and sense decision
Account is the singular head subject, so provides is the agreeing present-tense verb.
Question 48 of 50
Question 48
Hard
Passage
Leaf-surface droplets
The current catalog summarizes the material in a compact sentence. The account explains that waxed leaves and matte leaves receive the same measured water volume. The observations in the account about waxed leaves Grammar form blank: _____ the final interpretation.
Correct answersupport
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite lexical verb
Grammar map
plural observations → support
Convention
subject-verb agreement
Why the keyed form works
The plural head subject observations requires support.
Subject
the observations (plural)
Why this choice?
Incorrect. Supports is singular.
Why this choice?
Incorrect. Supporting is nonfinite in this slot.
Why this choice?
Incorrect. The infinitive cannot function as the finite main verb here.
Why this choice?
Correct. Support agrees with the plural subject observations.
Explanation
The plural head subject observations requires support. The conventionally completed text reads: “The observations in the account about waxed leaves support the final interpretation.”
Grammar map
plural observations → support
Target
finite lexical verb
Form and sense decision
The plural head subject observations requires support.
Question 49 of 50
Question 49
Hard
Passage
Two oral histories
The current catalog summarizes the material in a compact sentence. A historian transcribes both interviews. She compares details that recur across the accounts. At present, a summary of the records about Laleh's interview Grammar form blank: _____ useful to the catalog.
Correct answeris
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
singular summary → is
Convention
subject-verb agreement
Why the keyed form works
The singular head subject summary requires the singular finite verb is.
Subject
a summary (singular)
Why this choice?
Correct. Is agrees with the singular head subject summary.
Why this choice?
Incorrect. Are is plural and cannot agree with summary.
Why this choice?
Incorrect. Being is nonfinite and cannot serve as the clause's main verb here.
Why this choice?
Incorrect. The infinitive to be does not supply the required finite verb.
Explanation
The singular head subject summary requires the singular finite verb is. The conventionally completed text reads: “At present, a summary of the records about Laleh's interview is useful to the catalog.”
Grammar map
singular summary → is
Target
finite linking verb
Form and sense decision
The singular head subject summary requires the singular finite verb is.
Question 50 of 50
Question 50
Hard
Passage
Architectural reuse
The current catalog summarizes the material in a compact sentence. Visitors can recognize the depot while using it as a library. Some original interior walls were already missing. In the current archive, the records concerning the old depot shell Grammar form blank: _____ central to the comparison.
Correct answerremain
Grammar structure audit
Official domain
Standard English Conventions
Official skill
Form, Structure, and Sense
Topic
10-1 · Subject-Verb Agreement
Official competency
Subject Verb Agreement
Instructional alignment
Direct
Target
finite linking verb
Grammar map
plural records → remain
Convention
subject-verb agreement
Why the keyed form works
The plural head subject records requires the plural present form remain.
Subject
the records (plural)
Why this choice?
Incorrect. The infinitive leaves the clause without a finite verb.
Why this choice?
Correct. Remain agrees with the plural subject records.
Why this choice?
Incorrect. Remains is singular.
Why this choice?
Incorrect. Remaining cannot supply the finite main verb.
Explanation
The plural head subject records requires the plural present form remain. The conventionally completed text reads: “In the current archive, the records concerning the old depot shell remain central to the comparison.”
Grammar map
plural records → remain
Target
finite linking verb
Form and sense decision
The plural head subject records requires the plural present form remain.
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