1. Van Gogh’s Sunflowers _____ $39.9 million, three times the previous record.
A. once sold for
B. for sale once
C. selling for once
D. for once sold

2. Some monkeys, _____, use their tails in a way similar to a hand.
A. like the spider monkey
B. spider monkey likes
C. to the spider monkey
D. the monkey likes the spider

3. Black, red, and even bright pink diamonds _____.
A. occasionally to find
B. occasionally found
C. have occasionally been found
D. have occasionally found

4. Between the California Coast Ranger and the Sierra Nevada _____.
A. great Central Valley
B. the great Central Valley
C. being the great Central Valley
D. lies the great Central Valley

5. It is gravity _____ objects toward the earth.
A. pulling
B. that pulls
C. to pull
D. what pulls

6. _____ their territories but rather than fight, they howl.
A. Wolves protectively jealous
B. Jealous of wolves
C. Protection of wolves
D. Wolves jealously protect

7. _____ strength of 70 horses, a forklift toils all day long in a warehouse lifting great weights.
A. Because the
B. With the
C. Some
D. The

8. The growth of two-income families in the United States _____ of people moving to a new social class.
A. has resulted in millions
B. results of millions
C. millions of results
D. resulting in millions

9. Using a globe can be _____ it is educational.
A. enjoyable
B. to enjoy as
C. as enjoyable
D. as enjoyable as

10. Each mediocre book we read means one less great book that we would otherwise have a chance _____.
A. to read them
B. read
C. reading
D. to read

11. Most accidents in the home can be prevented by _____ elimination of hazards.
A. that
B. that the
C. there is a
D. the

12. _____ problems in sailing in tropical seas is the coral reefs.
A. One of the biggest
B. The biggest one
C. Of the biggest one
D. There are the biggest

13. The strongest dump trucks work in rock quarries, _____ tons of rocks and soil at one time.
A. that they move
B. they move
C. where they move
D. which they move

14. Alice Freeman, _____ to head Wellesley College at age 27, is one of the youngest college presidents in history.
A. who was appointed
B. has been appointed
C. that is appointed
D. is appointed

15. Helen Keller lost both her sight and hearing after a severe illness _____.
A. of her age in 19 months
B. she was 19 months old
C. when she was 19 months old
D. when 19 months old she was

16. One of history’s most spectacular executions were that of Damiens, the unsuccessful assassin of Louis XV of France.

17. Globes and maps have always been important throughout history, but never as more so than today.

18. Because vitamins are contained in a wide variety of foods, people seldom lack of most of them.

19. Psychological experiment indicate that people remember more math problems that they cannot solve than those they are able to solve.

20. The sun is a huge fiery globe at a average distance of 93,000,000 miles from the Earth.

21. Before becoming successful, Charles Kettering, former vice president of General Motors, was so poor that he has to use the hayloft of a barn as a laboratory.

22. Despite the metric system is used throughout the world, it is still not commonly used in the United States.

23. Some gorillas beat their chests as an express of high spirits.

24. Because Walter Reed’s efforts and those of the people who worked with him, human beings no longer fear the dreaded disease of yellow fever.

25. Studying the science of logic is one way to cultivate one’s reason skills.

26. The continental shelves is the shallow area of the ocean floor that is closest to the continents.

27. The average adult get two to five colds each year.

28. Fishing have been found to contain a particular type of fat that may help lower blood cholesterol levels.

29. Benjamin Franklin’s ability to learn from observation and experience contributed greatly to him success in public life.

30. Industrial lasers are most often used for cutting, welding, drilling, and measure.

31. In the last 10 years, Mexican government has reduced the number of its state-owned companies to about half.

32. Psychologists at the University of Kansas has studied the effects of the color of a room on people’s behavior.

33. Montaigne, the illustrious French philosophy, was elected mayor of Bordeaux, which was his hometown.

34. Certain pollens are more likely to cause an allergic reaction than another.

35. Computers have made access to information instantly available just by push a few buttons.

36. Mined over 2,000 years ago, copper is one of the earliest know metals.

37. Many of the early work of T.S. Eliot expresses the anguish and barrenness of modern life and the isolation of the individual.

38. A sore throat interferes with daily life by making swallow difficult.

39. A farmer’s tractor is like a powerful horse, as it plows field, pulls trailers, and moves heavy loads.

40. During wedding ceremonies in the United States guests are usually silence.