Conventions of Usage

416 questions

Question 141Question

Before the museum acquired the ancient artifact, the board of trustees hired an independent expert to apprise its historical value and determine a fair purchase price.

Which of the following options is the correct choice to replace the underlined word?

Show answer & explanation

Answer: appraise

Answer

The correct choice is 'appraise' because it means to assess the value or quality of something, which fits the context of evaluating the artifact's historical worth.
The correct choice is 'appraise.' The context of the sentence describes an expert hired to evaluate the historical worth of an artifact to establish a purchase price. The verb 'appraise' means to assess or estimate the value or quality of something, which fits this meaning perfectly.

Step-by-Step Solution

1
Identify the context of the sentence and the role of the independent expert, which involves evaluating the artifact's historical worth to determine a fair purchase price.
The expert's task is to evaluate the artifact's worth to determine its price.
Understanding the context helps determine the correct meaning required for the sentence.
2
Analyze the meaning of the underlined word, 'apprise,' which means to inform or notify someone. Recognize that one cannot 'inform' a value, making this choice incorrect.
The current word does not fit the semantic requirements of the sentence.
Verifying the definition of the original word identifies if a correction is needed.
3
Compare the alternative choices. The word 'appraise' means to estimate the value or quality of something. This fits the context of evaluation. The word 'praise' means to express approval, which is incorrect in this professional context. The phrase 'apprise of' is also incorrect because it does not resolve the meaning of informing a value.
The word 'appraise' is identified as the only semantically correct alternative.
Evaluating all options ensures the selected choice satisfies the grammatical and contextual needs of the sentence.

Key Concept

Distinguishing between frequently confused words, specifically near-homophones like 'appraise' (to evaluate) and 'apprise' (to inform).
Estimated Time:1m 30s
Question 142Question

The following sentence contains two blanks. Which words from the commonly confused pair 'tortuous' and 'torturous' correctly fill the blanks to maintain the proper meaning of the sentence?

Fill in the blanks below

The hikers spent hours winding along the trail that hugged the cliffside, a journey that became a test of endurance in the blistering heat.
Show answer & explanation

Answer

The first blank should be filled with 'tortuous' and the second blank should be filled with 'torturous'.
The word 'tortuous' means full of twists and turns, which correctly describes the physical path of the winding trail. The word 'torturous' means involving or causing severe pain or suffering, which fits the context of a grueling test of endurance in the blistering heat.

Step-by-Step Solution

1
Analyze the context of the first blank, which describes a path that is 'winding along the... trail'.
The word must mean full of twists, turns, or bends.
The trail is described as winding, which corresponds to the definition of 'tortuous' (full of twists and turns).
2
Analyze the context of the second blank, which describes 'a... test of endurance in the blistering heat'.
The word must mean causing intense pain, suffering, or hardship.
A grueling hike in extreme heat causes physical suffering, which corresponds to the definition of 'torturous' (involving or causing torture or severe pain).

Key Concept

Distinguishing between the homophones 'tortuous' (winding, crooked) and 'torturous' (painful, agonizing).
Question 143Question

The literary critic argued that the poet’s frequent illusions to historical events were not merely decorative but served as a crucial framework for understanding the political undercurrents of the work.

Which of the following is the correct edit for the underlined portion of the sentence?

Show answer & explanation

Answer: allusions

Answer

allusions
The correct option is 'allusions' because the context of the sentence describes a poet making indirect references to historical events. The noun 'allusion' means an indirect or passing reference, and it is idiomatically followed by the preposition 'to.'

Step-by-Step Solution

1
Analyze the context of the sentence to determine the intended meaning of the underlined word.
The sentence discusses a poet referring to historical events to provide a framework for their work, meaning the target word must mean 'indirect references.'
Identifying the target meaning is necessary to select the correct word among the frequently confused terms.
2
Evaluate the definitions of the word choices.
'Allusions' means indirect references; 'illusions' means deceptive appearances; 'delusions' means false beliefs; 'elusions' means acts of escaping.
Comparing definitions ensures the chosen word fits the semantic context of the sentence.
3
Select the option that matches the intended meaning and is grammatically correct.
'Allusions' is both semantically correct and idiomatic with the preposition 'to.'
This completes the selection of the correct option.

Key Concept

Frequently Confused Words
Question 144Question

The following sentence contains two blanks that require words from the frequently confused pair 'flout' and 'flaunt'. Which word correctly fills each blank to maintain the proper meaning of the sentence?

Fill in the blanks below

Although the rebellious artist chose to the traditional rules of perspective, she did not her unconventional techniques merely to shock the critics.
Show answer & explanation

Answer

The correct words are 'flout' for the first blank and 'flaunt' for the second blank.
The verb 'flout' correctly completes the first blank because the artist is actively disregarding or defying established rules of perspective. The verb 'flaunt' correctly completes the second blank because it refers to the act of ostentatiously displaying or showing off her unconventional techniques.

Step-by-Step Solution

1
Examine the context of the first blank to identify the correct word choice.
The first blank describes the artist's action toward the 'traditional rules of perspective.' Since she is defying or disregarding these rules, the correct word is 'flout,' which means to mock or openly disregard a rule or law.
Understanding the semantic requirement of disregarding rules guides the choice of 'flout' over 'flaunt'.
2
Examine the context of the second blank to identify the correct word choice.
The second blank describes the artist not showing off her unconventional techniques to shock critics. The word 'flaunt' means to display ostentatiously or show off.
Understanding the semantic requirement of showing off or displaying ostentatiously guides the choice of 'flaunt' over 'flout'.

Key Concept

Distinguishing between the frequently confused verbs 'flout' (to openly disregard) and 'flaunt' (to display ostentatiously).
Estimated Time:1m 30s
Question 145Question

Following a lengthy investigation into the misuse of campaign funds, the committee recommended that the chamber formally censor the representative for her actions.

Which option is the best replacement for the underlined word?

Show answer & explanation

Answer: censure

Answer

The word 'censure' is the correct choice because the context refers to formally reprimanding a public official for misconduct.
The word 'censure' means to express severe disapproval or formally reprimand someone, especially in a legislative or official setting. This matches the context of a committee recommending discipline for a representative's actions. The other options are homophones or near-homophones with entirely different meanings.

Step-by-Step Solution

1
Analyze the context of the sentence to determine the intended meaning of the underlined word.
The sentence describes a committee recommending that a legislative chamber formally discipline or reprimand a representative for unethical behavior.
Identifying the contextual meaning helps narrow down the correct word choice among homophones.
2
Compare the definitions of the word choices (censor, censure, censer, sensor) to find the correct fit.
'Censure' means to express severe disapproval or formally reprimand, which matches the context. 'Censor' means to suppress objectionable content, 'censer' is a vessel for incense, and 'sensor' is a detection device.
Matching the correct definition to the context ensures the word choice is semantically accurate.

Key Concept

Distinguishing between frequently confused words (specifically homophones and near-homophones like censor and censure) based on sentence context.
Estimated Time:1m 0s
Question 146Question

The following passage describes the history of printing in Europe. Read the passage and consider the historical context. Which form of the verb 'take' correctly completes the sentence to maintain consistent verb tense throughout the passage?

Fill in the blanks below

In the mid-fifteenth century, Johannes Gutenberg introduced movable type printing to Europe, a technology that rapidly transformed the continent's intellectual landscape. Before this innovation, scribes painstakingly copied manuscripts by hand, a process that months or even years for a single book.
Show answer & explanation

Answer

took (or had taken)
The verbs throughout the passage, such as 'introduced', 'transformed', and 'copied', are in the past tense because they describe completed historical actions. Therefore, the verb completing the sentence must also be in the past tense ('took' or 'had taken') to maintain grammatical consistency.

Step-by-Step Solution

1
Analyze the established tense of the passage by identifying surrounding verbs.
The verbs 'introduced', 'transformed', and 'copied' are all in the past tense, establishing a past-tense narrative context.
Maintaining verb tense consistency is necessary to ensure the passage's timeline remains clear and logical.
2
Determine the appropriate tense for the verb 'take' to complete the description of the historical scribal process.
The simple past tense 'took' (or past perfect 'had taken') keeps the verb consistent with the other past-tense actions described in the passage.
Using a present-tense form like 'takes' or a future-tense form like 'will take' would create an illogical shift in tense.

Key Concept

Verb Tense and Consistency
Question 147Question

During the late nineteenth century, the introduction of electric lighting systems in theaters revolutionized stage production. The brilliance of these early incandescent lamps, which replaced hazardous gaslit systems, were praised by directors who sought to create more realistic atmospheres on stage.

Which choice best completes the underlined portion of the sentence?

Show answer & explanation

Answer: was praised

Answer

was praised
The true subject of the verb is the singular noun 'brilliance.' Intervening modifying structures, such as 'of these early incandescent lamps' and 'which replaced hazardous gaslit systems,' contain plural nouns but do not change the singular nature of the subject. A singular verb is required. Furthermore, because the passage details events of the late nineteenth century and consistently uses past-tense verbs ('revolutionized,' 'replaced,' 'sought'), the past-tense 'was praised' is the correct choice to maintain grammatical consistency.

Step-by-Step Solution

1
Locate the true grammatical subject of the verb in the sentence.
The subject is the singular noun 'brilliance.' The plural nouns 'lamps' and 'systems' appear inside intervening prepositional and relative clauses and do not affect the verb's form.
A verb must agree in number with its subject, even when separated from it by intervening phrases.
2
Analyze the tense of the surrounding context.
The paragraph is written in the past tense, as indicated by the verbs 'revolutionized,' 'replaced,' and 'sought.'
Verb tenses must remain consistent throughout a passage unless there is a clear chronological shift.
3
Evaluate the choices to find the singular past-tense verb form.
The phrase 'was praised' is singular and past-tense, which satisfies both subject-verb agreement and tense consistency.
This is the only choice that resolves the agreement issue without introducing other grammatical errors.

Key Concept

Subject-Verb Agreement
Estimated Time:1m 0s
Question 148Question

Bakers around the world prize sourdough for its complex flavor and airy texture. Unlike commercial bread made with isolated yeast strains, the cultivation of traditional sourdough starters, which relies on a symbiotic culture of wild yeast and lactic acid bacteria, require patience and precise temperature control. A baker must feed the starter daily to maintain its vitality.

Which of the following choices correctly completes the underlined portion of the sentence to maintain proper subject-verb agreement?

Show answer & explanation

Answer: requires

Answer

requires
The subject of the sentence is 'cultivation', which is a singular noun. The phrases 'of traditional sourdough starters' and 'which relies on a symbiotic culture of wild yeast and lactic acid bacteria' are intervening modifiers that separate the subject from its verb. Therefore, the verb must be singular. The singular, present-tense verb 'requires' correctly agrees with the singular subject.

Step-by-Step Solution

1
Identify the subject of the sentence.
The subject is the singular noun 'cultivation'.
Determining whether the subject is singular or plural is necessary to select the correct verb form.
2
Locate the verb that corresponds to the subject, ignoring intervening phrases.
The target verb is 'require', which is separated from 'cultivation' by the prepositional phrase 'of traditional sourdough starters' and the relative clause 'which relies on a symbiotic culture of wild yeast and lactic acid bacteria'.
Intervening phrases containing plural nouns (like 'starters', 'yeast', 'bacteria') often distract from the true singular subject.
3
Select the verb form that agrees with the singular subject in the present tense.
The present-tense singular verb 'requires' is correct.
A singular subject requires a singular verb, and the surrounding context establishes the present tense.

Key Concept

Subject-Verb Agreement with Intervening Phrases
Question 149Question

The passage below describes a challenge in botanical research. Which present-tense form of the verb 'to require' correctly completes the sentence to maintain proper subject-verb agreement?

Fill in the blanks below

In modern botany, the collection of rare specimens from remote mountain ranges months of grueling travel and meticulous planning by dedicated researchers.
Show answer & explanation

Answer

requires
The correct answer is 'requires' because the singular subject 'collection' must agree with a singular verb in the present tense. Intervening prepositional phrases do not affect the grammatical number of the subject.

Step-by-Step Solution

1
Identify the true grammatical subject of the sentence.
The subject is 'collection', which is a singular noun.
Prepositional phrases that follow a subject, such as 'of rare specimens' and 'from remote mountain ranges', are modifiers and do not change the grammatical number of the subject.
2
Select the verb form of 'to require' that matches the singular subject in the present tense.
The correct form is 'requires'.
Singular subjects must be paired with singular verbs (verbs ending in 's' in the third-person present tense) to ensure proper subject-verb agreement.

Key Concept

Subject-Verb Agreement
Question 150Question

Neither of the two prototype drones has their navigation system fully calibrated for night flights.

Which of the following options is the correct replacement for the underlined portion of the sentence?

Show answer & explanation

Answer: its

Answer

The correct pronoun to replace the underlined portion is the singular possessive pronoun 'its' because it agrees in number with the singular indefinite pronoun antecedent 'neither'.
The indefinite pronoun 'neither' is singular and requires a singular possessive pronoun to agree with it. Since the drones are inanimate objects, the singular possessive pronoun 'its' is correct.

Step-by-Step Solution

1
Identify the antecedent of the pronoun in the sentence.
The pronoun refers back to the subject 'Neither'.
Determining the true antecedent is necessary to ensure agreement in number.
2
Determine if the antecedent is singular or plural.
The indefinite pronoun 'neither' is grammatically singular, even though it is followed by the plural prepositional phrase 'of the two prototype drones'.
Intervening prepositional phrases do not change the number of the subject/antecedent.
3
Select the correct singular possessive pronoun for an inanimate object.
The singular possessive pronoun 'its' is the correct form, whereas 'it's' is a contraction and 'their' is plural.
This maintains pronoun-antecedent agreement while using the correct word form.

Key Concept

Pronoun-Antecedent Agreement with Indefinite Pronouns
Question 151Question

Read the sentence below and fill in the blank with the pronoun that correctly agrees with its antecedent.

Fill in the blanks below

The network of regional offices submitted quarterly financial report to the corporate headquarters ahead of schedule.
Show answer & explanation

Answer

its
The pronoun 'its' is correct because the singular head noun of the subject is 'network'. The prepositional phrase 'of regional offices' modifies the noun but does not affect its grammatical singular number.

Step-by-Step Solution

1
Identify the antecedent of the pronoun to be placed in the blank.
The antecedent is the noun phrase 'The network of regional offices'. The head noun of this phrase is 'network', which is singular.
Pronoun-antecedent agreement requires the pronoun to agree in number with the head noun of the subject, not with the noun inside the modifying prepositional phrase.
2
Determine the correct possessive pronoun form that is singular.
The singular possessive pronoun is 'its'.
Since the antecedent 'network' is singular and acts as an inanimate entity, the singular possessive pronoun 'its' is required to show possession of the report.

Key Concept

A pronoun must agree in number with its antecedent. In sentences where a prepositional phrase with a plural noun (like 'of regional offices') separates the singular head noun ('network') from the pronoun, the pronoun must still agree with the singular head noun.
Question 152Question

Read the passage below about cognitive neuroscience. Fill in the blank with the correct present-tense form of the verb 'suggest' that agrees with the subject of the sentence.

Fill in the blanks below

The study of mirror neurons, which fire both when an animal performs an action and when the animal observes the same action performed by another, has revolutionized our understanding of empathy. The discovery of these specialized brain cells, along with subsequent research in cognitive neuroscience, that humans are neurologically wired to connect with others.
Show answer & explanation

Answer

suggests
The correct verb form is 'suggests' because the subject is the singular noun 'discovery'. Intervening prepositional phrases like 'of these specialized brain cells' and parenthetical phrases beginning with 'along with' do not affect the grammatical number of the subject.

Step-by-Step Solution

1
Identify the grammatical subject of the clause containing the blank.
The subject is the singular noun 'discovery'.
The verb must agree in number with its true subject, not with nearby nouns in modifying phrases.
2
Analyze any intervening phrases between the subject and the verb.
The phrases 'of these specialized brain cells' and 'along with subsequent research in cognitive neuroscience' modify the noun 'discovery'.
Prepositional phrases and additive expressions (such as 'along with', 'as well as', or 'in addition to') do not change the number of the subject and do not create a compound subject.
3
Determine the correct verb form for a singular subject in the present tense.
The third-person singular present form of the verb 'suggest' is 'suggests'.
Singular subjects require singular verbs, which end in '-s' in the present tense.

Key Concept

Subject-Verb Agreement with Intervening Phrases
Estimated Time:1m 0s
Question 153Question

When the curation team placed the antique vase next to the marble bust, [it] immediately drew the attention of the museum visitors. Its intricate gold engravings glinted under the gallery lights. Many guests stopped to admire the craftsmanship.

Which choice best clarifies the reference of the underlined pronoun?

Show answer & explanation

Answer: the vase

Answer

the vase
The correct option replaces the ambiguous pronoun with the specific noun phrase 'the vase'. This clarifies the sentence, resolving the ambiguity of the pronoun which could otherwise refer to either the vase or the bust.

Step-by-Step Solution

1
Identify the underlined pronoun and its potential antecedents in the passage.
The pronoun is 'it', and the preceding singular nouns are 'vase' and 'bust'.
To determine if the pronoun reference is clear, we must locate the nouns it could represent.
2
Analyze if the pronoun 'it' refers to a single, clear noun.
Both 'vase' and 'bust' are singular nouns, meaning 'it' could refer to either one. The subsequent sentence mentions 'intricate gold engravings', which logically describes the vase, but the reader cannot be certain without a specific noun.
An ambiguous pronoun reference occurs when a pronoun can refer to more than one noun, requiring a specific noun for clarity.
3
Evaluate the choices to find the one that removes the ambiguity.
Replacing the pronoun with the specific noun 'the vase' removes all ambiguity. The other options either keep the ambiguity or introduce grammatical errors like incorrect pronoun number.
Replacing a vague or ambiguous pronoun with a specific noun is the standard way to correct a pronoun clarity error.

Key Concept

Pronoun Clarity and Reference
Estimated Time:45s
Question 154Question

During the construction of the Brooklyn Bridge, chief engineer Washington Roebling fell severely ill and was confined to his home. His wife, Emily Warren Roebling, stepped in to manage the daily operations, teaching herself civil engineering and materials science. She acted as a liaison, conveying detailed technical instructions between Washington and the assistant builders, which enabled [them] to complete the massive suspension bridge.

Which choice is the most effective replacement for the underlined portion to ensure pronoun clarity and precise reference?

Show answer & explanation

Answer: the builders

Answer

the builders
The correct option replaces the ambiguous pronoun with the specific noun phrase 'the builders.' This change clearly identifies who completed the suspension bridge, resolving the ambiguity of the original pronoun.

Step-by-Step Solution

1
Identify the underlined pronoun and its potential antecedents in the sentence.
The underlined pronoun is 'them', and potential antecedents include 'instructions', 'Washington', and 'the assistant builders'.
Determining if a pronoun has multiple potential antecedents helps identify if it is ambiguous.
2
Evaluate the choices to find the one that removes ambiguity and provides a clear, grammatically correct reference.
Replacing 'them' with the specific noun 'the builders' clearly identifies who completed the bridge, while other options either retain ambiguity or introduce vague references.
Using a specific noun is the standard way to resolve ambiguous pronoun references.

Key Concept

Pronoun Clarity and Reference
Question 155Question

During her research in the greenhouse, the botanist compared the rare orchid to the common fern. She noted that [it] grew much faster under artificial blue light. Consequently, she decided to adjust the lighting conditions for the rest of the specimens.

Which choice most clearly and precisely identifies what grew much faster?

Show answer & explanation

Answer: the orchid

Answer

the orchid
The correct option resolves the ambiguity by replacing the vague pronoun with the specific noun 'the orchid', making it clear which plant grew faster under the artificial light.

Step-by-Step Solution

1
Identify the pronoun and its potential antecedents in the passage.
The pronoun is 'it', and the potential antecedents are 'the rare orchid' and 'the common fern'.
To determine if the pronoun reference is clear or ambiguous.
2
Evaluate the clarity of the pronoun reference in the context.
Since both 'orchid' and 'fern' are singular nouns mentioned in the preceding sentence, 'it' could refer to either one, making the reference ambiguous.
To recognize the need for a specific noun that resolves the ambiguity.
3
Select the option that replaces the ambiguous pronoun with a specific noun.
The option 'the orchid' clearly specifies which plant is being described without introducing ambiguity.
To achieve clarity and precision in accordance with standard English conventions.

Key Concept

Pronoun Clarity and Reference
Question 156Question

During the dinner rush, the chef prepared the signature pasta dish more quicker than the sous chef.

Which choice best replaces the underlined phrase to ensure the sentence is grammatically correct?

Show answer & explanation

Answer: more quickly

Answer

more quickly
The correct answer uses the adverb 'quickly' to modify the verb 'prepared' and correctly applies the comparative modifier 'more' for a comparison between two entities (the chef and the sous chef).

Step-by-Step Solution

1
Identify the word being modified by the underlined phrase.
The phrase modifies the verb 'prepared'.
Determining what is being modified identifies whether an adjective or an adverb is required.
2
Determine whether an adjective or an adverb is needed to modify the verb 'prepared'.
An adverb is needed because adverbs modify verbs, whereas adjectives modify nouns.
Applying the correct part of speech ensures grammatical accuracy.
3
Identify the correct comparative form for comparing two entities.
Since two people (the chef and the sous chef) are being compared, the comparative form 'more quickly' is correct, rather than the superlative 'quickest' or the double comparative 'more quicker'.
Selecting the correct degree of comparison ensures the sentence is logical and grammatically sound.

Key Concept

Adjective and Adverb Usage
Question 157Question

During the early Renaissance, glassmakers on the island of Murano developed *cristallo*, a revolutionary clear glass that rivaled rock crystal in purity. They guarded their secret recipes closely, enforcing strict laws to keep competing European artisans from learning their techniques. By keeping [them] secluded on the island under threat of execution, the Venetian Republic successfully maintained a monopoly on luxury glass production for centuries.

Which choice provides the most clear and precise phrasing for the underlined portion?

Show answer & explanation

Answer: the glassmakers

Answer

the glassmakers
The correct answer replaces the ambiguous pronoun with the specific noun phrase 'the glassmakers'. In the context of the passage, the pronoun in brackets has multiple possible plural antecedents, including 'glassmakers' and 'competing European artisans'. Specifying 'the glassmakers' resolves this ambiguity and maintains the logical meaning of the sentence.

Step-by-Step Solution

1
Identify the underlined pronoun and its potential antecedents.
The pronoun is the plural pronoun in brackets, and the preceding sentences contain multiple plural nouns, including 'glassmakers' and 'artisans'.
This determines if the pronoun has a clear, unambiguous antecedent.
2
Evaluate if the pronoun clearly points to a single logical antecedent.
The pronoun is ambiguous because it could refer to the glassmakers or the competing artisans.
If the reference is ambiguous, it must be replaced with a specific noun to ensure clarity.
3
Select the option that replaces the pronoun with a clear and logically correct noun phrase.
Replacing the pronoun with 'the glassmakers' resolves the ambiguity and matches the historical context of the Venetian Republic secluding its own artisans.
A specific noun phrase eliminates pronoun ambiguity.

Key Concept

Pronoun Clarity and Reference
Estimated Time:45s
Question 158Question

In 1905, the physician Alice Hamilton began investigating the toxic effects of industrial chemicals on factory workers. She shared her detailed findings with Jane Addams, the founder of Hull House, who immediately recognized the social implications of the research. Because of [her] dedication to reform, the state of Illinois established the Occupational Diseases Commission to address these workplace hazards.

Which of the following options most effectively clarifies the underlined portion of the passage?

Show answer & explanation

Answer: Hamilton's

Answer

Hamilton's
The correct option replaces the ambiguous pronoun with the specific proper noun 'Hamilton's'. This resolves the ambiguity caused by having two singular female antecedents (Alice Hamilton and Jane Addams) in the preceding sentence.

Step-by-Step Solution

1
Analyze the underlined pronoun 'her' and identify potential antecedents in the context.
The preceding sentence contains two singular female nouns: Alice Hamilton and Jane Addams.
To be clear, a pronoun must refer to a single, unambiguous noun antecedent.
2
Evaluate the options to see which one resolves the ambiguity without introducing other errors.
Replacing 'her' with 'Hamilton's' specifies exactly who is dedicated to reform, resolving the ambiguity.
Using a specific proper noun is the most effective way to correct ambiguous pronoun references.

Key Concept

Pronoun Clarity and Reference
Estimated Time:1m 0s
Question 159Question

During the late nineteenth century, paleontologists discovered numerous fossilized dinosaur bones in the American West. These scientists carefully excavated the sites, documented their findings, and are analyzing the specimens in laboratories to reconstruct the prehistoric creatures.

Which choice best maintains a consistent and logical verb tense in the underlined portion of the passage?

Show answer & explanation

Answer: analyzed

Answer

The correct option is the past-tense verb 'analyzed'.
The past-tense verb 'analyzed' is correct because it maintains consistency with the other verbs in the series ('excavated' and 'documented') and aligns with the historical time frame established at the beginning of the passage.

Step-by-Step Solution

1
Identify the timeframe established by the context clues in the passage.
The phrase 'During the late nineteenth century' indicates that all actions in the passage occurred in the past.
This establishes that the verbs describing these actions must be in the past tense to remain consistent.
2
Examine the grammatical structure of the sentence containing the underlined verb.
The sentence presents a list of three actions performed by the scientists: they 'excavated,' 'documented,' and were doing a third action.
Verbs in a parallel list must share the same tense and grammatical form.
3
Select the verb form that matches the established past tense and plural subject.
The simple past tense verb 'analyzed' completes the series of past actions logically and maintains parallel structure.
This maintains chronological consistency and correct sentence structure.

Key Concept

Verb Tense Consistency in a Parallel List
Question 160Question

Read the passage below, and fill in the blank with the correct form of the verb in parentheses to maintain a consistent tense throughout the paragraph.

Fill in the blanks below

Yesterday, the biology students visited the local botanical garden to study desert vegetation. They observed several species of cacti and took detailed notes on how these plants conserve water. While walking through the greenhouse, the tour guide (point) out a rare flowering specimen that only blooms once a year.
Show answer & explanation

Answer

pointed
The correct verb form is 'pointed'. The paragraph describes a sequence of completed actions in the past ('visited', 'observed', 'took'). To maintain verb tense consistency, the verb 'point' must also be in the simple past tense.

Step-by-Step Solution

1
Analyze the surrounding verbs in the passage to establish the primary narrative tense.
The verbs 'visited', 'observed', and 'took' indicate that the primary narrative tense is simple past tense.
Verb consistency requires the main verbs in a narrative to remain in the same tense unless there is a clear, logical shift in time.
2
Identify the correct form of the verb 'point' to match the past tense narrative.
The simple past tense form of 'point' is 'pointed'.
This maintains tense consistency with the rest of the actions in the paragraph.

Key Concept

Verb Tense and Consistency
Estimated Time:45s
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