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1、Comment y1: condense kndens vi. 浓缩；凝结 vt. 使浓缩；使压缩Comment y2: contract kntrkt, kntrkt vi. 感染；订约；收缩 vt. 感染；订约；使缩短 n. 合同；婚约Comment y3: refute rifju:t, ri:- vt. 反驳，驳斥；驳倒Comment y4: irrational irnl adj. 无理性的；不合理的；荒谬的 n. 无理数Comment y5: coarse k:s adj. 粗糙的；下等的；粗俗的.精华文档.1. The atmosphere _of certain gases m
2、ixed together in definite proportions. a. composes b. comprises c. consists d. constitutes 2.While he was in the office he _doing something to doing nothing. a. preferred b. liked c. favored d. approved 3.Metals_ when cooled and expand when heated. a. decrease b. reduce c. condense d. contract 4.Tak
3、e your raincoat with you_ it rains. a. by chance b. in case c. at large d. on occasion 5. He was afraid he would have to _her invitation to the party. a. refute b. refuse c. reject d. decline 6.At the Committee last Saturday the following proposal was agreed _ by those present. a. to b. with c. over
4、 d. at 7.We went to see the exhibition _ the storm. a. but for b. in spite of c. for the sake of d. instead of 8.To my surprise, at yesterdays meeting he again brought _ the plan that had been . disapproved a week before. a .about b out c. back d. up 9.The doctor took X-rays to _ the chance of broke
5、n bones. a. make sure b. rule out c. break down d. knock out 10.He felt it rather difficult to take a stand _ the opinion of the majority. a. for b. against c. to d. by 11.He has behaved in the most extraordinary way recently; I cant _his behaving like that at all. a. look into b. break through c. a
6、ccount for d. get over 12.How did it come _ that you made a lot of mistakes in your homework? a. about b. along c. around d. by 13.He could produce no evidence _ his argument. a. in respect of b. in view of c. in support of d. on account of 14.The government should _ with the irrational regulations
7、restricting drinking hours. a. break away b. come up c. get away d. do away. 15. I know him well enough to accept his explanation _. a. without question b. by all means c. at any cost d. in any case 16. It was a small country house, but it was large _ urban standards. a. at b. for c. by d. from 17.
8、The travelers sought shelter _the rain and happened to find a road-side inn. a. from b. against c. for d. with 18.All our attempts to _the child from drowning were in vain. a. regain b. recover c. reserve d. rescue 19.This is the first draft of the book. Please feel perfectly free to _ it. a. deal w
9、ith b. comment on c. cope with d. dwell on 20.I was always taught that it was _ to interrupt . a. rude b. coarse c .rough d. crude 21.Except on official _such as formal receptions, American society has a certain amount of informality.a. cases b. situations c. events d. occasions 22.The final documen
10、t was, of course, supposed to mend the damage _upon the world by the war. a. imposed b. impressed c .compelled d. compressed 23.While walking along the icy river banks, we could see cracks in the ice _ in all directions. ,a. radiating b. dividing c. splitting d. tearing 24.Tibet, the second largest
11、province of China, is _ in uranium (铀) and underground thermal power(地热). a. wealthy b. abundant c .adequate d. sufficient 25.The young couple were quite excited by the _of having their first child. a. perspective b. prospect c. future d foresight 26.So many children have bought the balloons that th
12、e store is now out of _. a. stuff b. material c. stock d. staff 27.She was always in perfect sympathy with me _ my love of nature.Comment y6: assembly sembli n. 装配；集会，集合Comment y7: verify verifai vt. 核实；查证Comment y8: prevalent prevlnt adj. 流行的；普遍的，广传的Comment y9: accusing adj. 指责的；非难的；归咎的 v. 指责；指控（ac
13、cuse 的 ing 形式）Comment y10: poke puk vi. 刺，捅；戳；伸出；刺探；闲荡 vt. 刺，捅；戳；拨开 n. 戳；刺；袋子；懒汉Comment y11: prolonged pruld, - l:- adj. 延长的；拖延的；持续很久的Comment y12: molecules n. 分子，微粒；摩尔（molecule 的复 数）Comment y13: approximate vt. 使接近；近似；粗略估计 vi. 接近于；近似于 adj. 大概的；近似的Comment y14: furious fju:ris adj. 狂怒的；激烈的；热烈兴奋的； 喧闹的
14、.精华文档.a. with regard to b. in contrast to c. in case of d. in the event of 28.There are nations whose lack of contact with the outside world has _ poverty. a. fallen into b. consisted in c .resulted in d. amounted to 129.This is the _ to an improvement of their living conditions. a. key b. decision c. essence d. alternative 30.It was a bold idea to build a power station in the deep valley, but it _ as well as we had expected. a. went off
