D. The Evils of Science 正确答案：A 得分：0分
30. The piece is written _________.
A. in a matter-of-fact way B. in a sarcastic tone C. with a touch of irony D. as a joke 正确答案：D 得分：0分
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 得分：0分
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
得分：0分
33. Your arguments are rather ____ to criticism.
A. sensitive B. vulnerable C. opposed D. exposed 正确答案：B 得分：0分
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 得分：0分
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 得分：0分
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 得分：0分
37. Polar explorers have to be extremely _____ to endure the climate and other hardships.
A. rough B. giant C. progressive D. tough 正确答案：D 得分：0分
38. Life depends on the _________ between the heat received from the sun and the heat lost to cooler surroundings.
A. relationship B. contrast C. exchange D. balance 正确答案：D 得分：0分
39. American consumers prefer white eggs; _________, British buyers like brown eggs.
A. additionally B. moreover C. conversely D. comparatively 正确答案：C 得分：0分
40. Your failure in the final examination is due to the fact that you didn't ______ enough importance to your English.
A. attend B. attack C. attach D. obtain 正确答案：C 得分：0分
41. If you want to _______ that you get the diploma, you have to work harder and take all these courses and pass them.
A. assure B. insure C. ensure D. reassure 正确答案：C 得分：0分
42. The team's attempt to win the game was _____ by the opposing goalkeeper.
A. shocked B. frustrated C. given up D. caught up 正确答案：B 得分：0分
43. After he was accused of theft, John collected all the evidence and hired a lawyer to ______ him.
A. offend B. prove
C. defend D. argue 正确答案：C 得分：0分
44. The house was very quiet, ___________ as it was on the side of a mountain.
A. isolated B. isolating C. being isolated D. having been isolated 正确答案：A 得分：0分
45. Mr. Bloom is not __________ now, but he will be famous someday.
A. significant B. prominent C. magnificent D. dominant 正确答案：B 得分：0分
46. It _______ me to think about the consequence of your action because it would cause a disaster.
A. terrified B. annoyed C. feared D. disappointed 正确答案：A 得分：0分