grammar

grammar structures

sentence completion

error identification

word choice

comparisons

100

What is the correct form of this sentence: "The solitary scientist _ by himself"?
- (A) to make important discoveries (B) important discoveries were made (C) has made important discoveries (D) making important discoveries

(A) to make important discoveries

100

Complete the sentence: "Although not as important as they once were, _ a major form of transportation in North America."

(A) there are still railroads (B) railroads, which are still (C) railroads are still (D) railroads still being

100

Identify the error: "Southwestern Boston is made up of Hyde Park, West Roxbury, and other pleasant residential neighbors."

Error in "neighbors" (should be "neighborhoods")

100

Choose the correct form: "When vigorous exercise, muscles require a much greater amount."

Error in "When" (should be "During")

100

What is the correct comparison? "The social system of bumblebees is not as complex _."

as honeybees

200

Complete the sentence: "In addition to being a naturalist, Stewart E. White was a writer _ the struggle for survival on the American frontier."

(A) whose novels describe (B) he describes in his novels (C) his novels describe (D) who, describing in his novels

(A) whose novels describe

200

Choose the correct option: "The American dancer Maria Tallchief first __ prominent in Europe."

(A) to become (B) become (C) has become (D) became

(D) became

200

What's wrong in this sentence? "Because of refraction, the water in a tank ever looks as deep as it actually is."

Error in "ever" (should be "never"

200

What is the correct word? "Positive reinforcement is essential for those students who are unsure of their _ to learn."

(A) ability

200

Complete: "The car is ___ than the one we had before, making it better for long road trips with the family"

larger

300

Identify the correct structure: "_ together in one place, they form a community."

(A) When people who live (B) When people living (C) Whenever people live (D) Whenever living people

300

Fill in the blank: "For many years people have wondered _ exists elsewhere in the universe."

(A) that life (B) life which (C) whether life (D) life as it

300

Identify the error: "The period is probably the most easiest punctuation mark to use."

Error in "most easiest" (should be "easiest")

300

Identify the correct choice: "Designing fabric requires not only artistic talent yet also a knowledge of fiber and of textile machinery."

Error in "yet" (should be "but")

300

Complete: "Demographers believe most metropolitan areas will continue to grow in _ population and area in the future."

both

400

Fill in the blank: "A substance that is harmless to a person who has no allergies can cause mild to serious reactions in a person _ allergies."

(A) has (B) which having (C) can have (D) with

(D) with

400

What completes this sentence: "Customers could, until the 1960's, open small savings accounts at U.S. Post Offices, but that service is _ offered."

(A) no longer (B) not longer (C) no long (D) not along

(A) no longer

400

Find the mistake: "Around seventy - five percents of the Earth's surface is covered by water."

Error in "percents" (should be "percent")

400

Complete the sentence: "Styles and fads in music may come and _, but the blues always seem to endure."

400

complete the sentence with a positive adjective: "the test was ___ than the last one"

easier

500

Select the correct form: "Economics _ the study of the relationship between unlimited demands and limited resources."

(A) are (B) is (C) was (D) were

(B) is

500

Complete: "The deep oceans contain some of the _ of all living creatures."

(A) stranger (B) strangest (C) strange (D) more strange

(B) strangest

500

What is incorrect: "The principles used in air-conditioning are basically the same as those used by the human body to cool himself."

Error in "himself" (should be "itself")

500

Fill in the blank: "During a depression, economic conditions are far _ than they are during a recession."

worse

500

Identify the correct comparison: "During a depression, economic conditions are far _ than they are during a recession."

worse