Conventions of Usage

In December 1938, Marjorie Courtenay-Latimer, a museum curator in South Africa, received a phone call from a local trawler captain who had docked with an unusual catch. When she arrived at the docks, she immediately noticed a strange, blue fish among the pile of sharks. Recognizing its significance, she brought the specimen to the museum and writes a letter to chemist J.L.B. Smith to help identify it.

Which choice most effectively maintains a consistent verb tense in the passage?

Early audio engineers recorded sound onto hollow wax cylinders, capturing the voices of historical figures. Having degraded over the last century, specialists now use optical scanners to play back the audio without touching the fragile wax. This technology ensures that these unique recordings are preserved for future generations.

Which of the following options is the best replacement for the underlined portion of the passage?

The following passage is about the nineteenth-century paleontologist Mary Anning. Read the passage and write the correct form of the verb 'unearth' in the blank to maintain a consistent verb tense throughout the text.

The passage below describes a famous historical site. The second sentence of the passage has been split into four segments.

'Overlooking the Urubamba River Valley, the ruins of a fifteenth-century Inca citadel continue to fascinate historians. [Segment 1] [Segment 2] [Segment 3] [Segment 4]'

Arrange the four segments below in the correct order to form a grammatically correct second sentence that avoids misplaced or dangling modifiers.

In the 1930s, archaeologist Tatiana Proskouriakoff traveled to Mayan ruins in Mexico and Guatemala to create architectural reconstructions. As she studied the stelae—carved stone slabs—she noticed patterns in the dates inscribed on them. Rather than depicting stories of gods as was previously believed, the monuments, she proposed, recorded the lives of historical rulers. This discovery revolutionized Mayan studies, as it [underlined]shifts[/underlined] the academic understanding of Mayan glyphs from abstract myths to historical records.

Which of the following is the best replacement for the underlined word 'shifts'?

Read the following passage:

Marine archaeologists recently explored the ruins of a seventeenth-century merchant ship off the Greek coast. Undisturbed on the seafloor for centuries, the divers mapped the wreckage carefully. They hoped to uncover clues about ancient Mediterranean trade routes.

Which of the following options represents the most grammatically correct revision of the underlined portion?

The passage below is from a historical report about the discovery of mauveine, the first synthetic dye. Read the passage and write the correct form of the verb 'leave' that fits the blank while maintaining consistent verb tense throughout the paragraph.

The passage below is from a historical report about the Terracotta Army. Read the passage and choose the option that best maintains grammatical correctness and tense consistency.

In 1974, a group of farmers digging a well near Xi'an, China, stumbled upon one of the greatest archaeological discoveries of the twentieth century. As they cleared the dirt, they uncovered a life-sized clay soldier, which prompted archeologists to investigate the site further. Soon, excavators realized that thousands of unique terracotta statues lay buried in orderly ranks. The lifelike soldiers, representing different ranks in the emperor's army, wear detailed armor and stood in silent vigilance for over two millennia.

Which choice best completes the sentence by maintaining a consistent and grammatically correct verb tense throughout the passage?

Bioluminescent fungi grow on decaying wood in damp forests, emitting a soft green glow that attracts nocturnal insects. Found primarily in tropical climates, mycologists have identified over one hundred species of these glowing mushrooms. The light is produced by a chemical reaction involving a compound called luciferin.

Which of the following is the most grammatically correct and effective version of the underlined portion?

The following sentence segments, when combined, should form a single, grammatically correct sentence. Arrange the segments in the correct order to construct a sentence that contains no misplaced or dangling modifiers.

Read the passage about the Voyager 1 space probe. Fill in the blank with the correct form of the verb 'become' to maintain grammatical consistency within the passage.

Deep-ocean submersibles have recently mapped several hydrothermal vents in the Mariana Trench. Emitting mineral-rich water at temperatures exceeding 400 degrees Celsius, scientists have discovered thriving ecosystems surrounding these underwater geysers. These extreme environments support specialized bacteria that convert toxic chemicals into energy.

Which of the following is the most grammatically correct and logical revision of the underlined portion of the passage?

In January 1960, oceanographer Jacques Piccard and Navy Lieutenant Don Walsh boarded the bathyscaphe *Trieste* to attempt a historic descent to the deepest known point in the Earth's oceans: the Challenger Deep in the Mariana Trench. As they descended into the abyss, the temperature inside the cabin dropped significantly, and a window pane cracked under the immense pressure. Despite these dangers, the team of intrepid explorers were observing a surprising variety of marine life, documented their findings, and began their ascent back to the surface.

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

Read the passage about Grace Hopper's contribution to computer science. Fill in the blank with the correct form of the verb 'allow' to maintain grammatical consistency and appropriate verb tense throughout the passage.

The paragraph below describes the history of Irish lace making. Which form of the verb in parentheses correctly completes the passage while maintaining consistent verb tense?

Read the passage below. To ensure the sentence is grammatically correct and avoids a dangling modifier, which phrase should fill the blank? Fill in the blank by typing either 'the researchers found the rare orchid species' or 'the rare orchid species was found by the researchers' exactly as shown.

The passage below is from a historical report about the discovery of the Rosetta Stone.

In 1799, French soldiers rebuilding a fort in the port city of Rashid uncovered a slab of granite carved with three distinct scripts. Recognizing the potential significance of the stone, the soldiers quickly notified their commanders, who deliver the artifact to scholars in Alexandria. This crucial discovery eventually provided the key to deciphering ancient Egyptian hieroglyphs.

Which choice best maintains grammatical consistency in the passage?

The following passage is from an essay about Indian architectural history.

In the early eighteenth century, Maharaja Sawai Jai Singh II constructed the Jantar Mantar, a collection of nineteen architectural astronomical instruments in Jaipur, India. Featuring the world's largest stone sundial, the Maharaja designed these structures to observe astronomical positions with the naked eye. Today, the site remains a testament to the scientific innovations of Mughal-era India.

Which of the following options represents the most grammatically correct revision of the underlined portion of the passage?

The following paragraph describes Alexander Fleming's discovery of penicillin. Fill in the blank with the correct form of the verb 'realize' to ensure proper verb tense consistency within the passage.

The following segments can be arranged to form a single, grammatically correct sentence. Arrange the segments in the correct order to construct a sentence that avoids any misplaced or dangling modifiers.