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为了帮助广大考生系统的复习2012年公共英语考试，全面的了解公共英语考试教材的相关重点，小编特编辑汇总了2012年公共英语考试辅导资料和相关试题，希望对您参加本次考试有所帮助！

第二节 完形填空

During the 19th century scientists found that when a certain part of man were (16), he would lose the (17) to do certain things. And so people thought that each part of the brain does a (18) job. But modern research has found out that this is (19), for it is not easy to say exactly what each part of the head does.

In the past fifty years there (20) a great increase in the amount of research (21) on the brain. Chemists and biologist have (22) that the way the brain works is not so simple (23) people in general may be. Chemists tell us that about 1000,000 chemical changes (24) in the brain every second. Some recent researches also (25) that man can remember everything (26) happens to him. We may (27) to recall the thing we have heard or seen, but it is all kept there in the storehouse of the human head.

Earlier scientists said that the power of (28) brain got weaker and weaker as (29) grows older. But it is now (30) that that is not true. (31) the brain is given enough exercise, it keeps its ability. (32) has been proved that an old person who has always been active in the mind has (33) mind than a young person who has only done (34) work (35) using much of his brain.

16 a. destroyed b. hurt c. broken d. lost

17 a. strength b. forces c. power d. right

18 a. busy b. difficult c. same d. different

19 a. not so b. true c. interesting d. correct

20 a. has bad b. has been c. was d. had been

21 a. made b. worked c. doing d. carrying

22 a. seen b. uncovered c. disclosed d. discovered

23 a. to b. for c. that d. as

24 a. get b. go through c. take place d. take part

25 a. suggest b. know c. advise d. think

26 a. it b. else c. that d. what

27 a. be unable b. be able c. be d. not be

28 a. its b. its c. one d. ones

29 a. it b. they c. we d. one

30 a. known b. regarded c. considered d. thought

31 a. Since b. As long as c. Whether d. As soon as

32 a. It b. That c. This d. They

33 a. slower b. quicker c. bigger d. smaller

34 a. hard b. physical c. chemical d. mental

35 a. no b. for c. of d. without

keys：

 16—20 BCDAB21—25 ADDCD

26—30 CADDD 31—35 BABBD

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