161. In my opinion, you can widen the _____ of these improvements through your active participation.

　 A. dimension　　 B. volume　　 C. magnitude　　 D. scope

[答案]D. scope.

[注释]scope(=the area within the limits of a questions, subject ect. ; range)(活动)范围，机会，余地：The politics of a country would be outside the scope of a book for tourists.(一个国家的政治不属于旅游手册的内容范围之内。)

dimension尺寸，尺度；magnitude大小，数量；volume体积。均不切题，不能入选。

本题译文：依我看，通过你的积极参与，你能够扩大这些改进措施的范围。

160. While typing, Helen has a habit of stopping _____ to give her long and flowing hair a smooth.

　 A. occasionally　　 B. simultaneously

　 C. eventually　　　 D. directly

[答案]A. occasionally.

[注释]occasionally 偶尔。参阅IV。137注释。Simultaniously同时地；　 directly直接

159. The lawyer was expected to _____ some proposals after reading all those documents.

　 A. come up with　　 B. put up with

　 C. look up to　　　 D. keep up with

[答案]A. come up with.

[注释]come up with提出。参阅Ⅲ，33。注释。Put up with忍受；keep up with跟上，与......保持一致；look up to尊敬。

158. _____ his knowledge of the mountainous country, John Smith was appointed as our guide.

　 A. In spite of　　　 B. On account of

　 C. Regardless of　　 D. Instead of

[答案]B. On account of

[注释]on account of(=because of)由于，因为。regardless of(=without worrying about)不顾；Regardless of danger, he climbed the tower.

157. Political parties often differ in their views on various _____ concerning their own countries.

A. ways　　 B. measures　　 C. issues　　 D. patterns

[答案]c. issues.

[注释]issue此处意为“重大问题”。measure措施，虽然填入本题也说得过去，但不够贴切。pattern模式，图案，图样。与题意不符，不能入选。way 方法，方式。

156. Evidence obtained from observation and experiment is often used to _____ a scientific theory.

　 A. confirm　　 B. confine　　 C. conform　　 D. conceive

[答案]A. confirm.

[注释] confirm(=support; make certain; give proof of)证实，确实：1)Please confirm your telephone message in writing.(请把你电话中所说的话再用文字复述一篇。) 2)The king confirmed that the election would be on June 20th.(国王确认，这次选择将于六月二十日举行。)confine...to把......限制于：Please confine your remarks to the subject we are talking about.(请把你的话限止于我们正在谈论的题目。)conform (to)使一致，符合，遵守。Conceive 1)想到，想出：He very quickly conceived a new plan.[注意]conceive of想象:They could not conceive of the possibility of failure.(他们不能想象失败的可能。)

155. Jack is good, kind, hard-working and intelligent. _____, I can't speak too highly of him.

　 A. As a result　　 B. By the way

　 C. On the whole　　 D. In a word

[答案]D. In a word.

[注释]in a word(=in short)总之，简言之。

本题是测试“过度词”，考生务必根据上下文的逻辑关系来选择适当的过渡词，使句子的意思前后连贯。

154. Because of the strong sun Mrs. William's new dining room curtains _____ from dark blue to gray within a year.

A. faded　　 B. fainted　　 C. paled　　 D. diminished

[答案]A. faded.

[注释]fade vt/vi褪色。Faint晕到，变得虚弱：He fainted from hunger. Diminish vt./vi.减少：1)His illness diminished his strength. 2)The campers' food supply diminished as the days wore on.(随着日子的缓缓消逝，野营者的食品供应日益减少。)pale变苍白。

153. I asked the tailor to make a small _____ to my trousers because they were too long.

A. change　 B. variation　 C. revision　 D. alteration

[答案]D alteration.

[注释]alteration 修正，更改，尤指部分的改变。Change改变，变化，可指表面的、本质的、内在的变化。Revision修订、修正，常指文章、词典、剧本等的修改、订正。Variation(形式、位置、条件的)变化、改变、变动：We need some variation in our daily routine.(我们的例行公事需要作些变动。)

152. It was necessary to _____ the factory building as the company was doing more and more business.

　 A. extend　　 B. increase　　 C. lengthen　　 D. magnify

[答案]A. extend.

[注释]本题中extend意为“扩大”。lengthen拉长,延长。magnify放大。 Spread vi. 传播；vt.展开；He spread butter on the toast.(他在烤面包上涂上奶油。)