新世纪综合单元测试——Unit 2 Book 4 Test A

Vocabulary and Structure

Directions: Each of the following sentences is provided with four choices. Choose the one that

best completes the sentence. (60 points)

31. The doctor told him that his mother's condition was serious and required _____.

A. survey

B. suspicion

C. surgery

D. surprise

正确答案：C

32. She entered the room quietly so as not to _____ the sleeping baby.

A. bother

B. annoy

C. disturb

D. interrupt

正确答案：C

33. Your arguments are rather ____ to criticism.

A. sensitive

B. vulnerable

C. opposed

D. exposed

正确答案：B

34. There are no students who really know how to make use of their time to its best _____.

A. advantage

B. value

C. benefit

D. profit

正确答案：A

35. There are now so many tourists that the area has become a ________ of its own success.

A. opponent

B. witness

C. victim

D. innocent

正确答案：C

36. Great as Newton was, many of his ideas ____________ today and are being modified by the

work of scientists of our time.

A. are to challenge

B. may be challenged

C. are challenging

D. have been challenged

正确答案：D

37. Polar explorers have to be extremely _____ to endure the climate and other hardships.

A. rough