Question

Computer facts

Smaller and better

In the 1940s,the first computers were bigger  than cars.

Now compulers are becoming smaller and  better.

Some computers are 21 You may be unaware of  them.There is prohably one 22 your TV or washing ma?chine. You 23 computers moie  than you realize. What can we do with computers?

We can use computers to calculate. They can  calculate at a 24 speed than we ran and almosl never give wrong 25 .We can  also type and draw things with them.In addi?tion, computers can do important  jobs like operating railways and flying planes and spaceships. Is a computer  cleverer than me?

The answer is" No". Your brain can 26 new  ideas but computers can"t. 27 , one clay computers may be able to do a better  job than human Innings. For example, they may 28 better than doctors at doing their job.

Whal will 29 to us if computers can do all  our jobs? Will we have nothing to do? Computers may change our I lives, but will  they make 30 better?

21. A.big H. heavy Cold D.tiny

22. A.inside B.outside C.  beside D.behind

23. A.keep off B.find out CdepeMid on U.look  out

24. A.fast B.faster C.fastest D.the  fastest

25. A.answers B. directions C.  advice D.guides

26. A receive b.discuss C.challenge I), produce

27. A.Hui H. However C.So  D.AUhough

28. A.do B.make C.be D.work

29. A. happen B. include C. bring  D.take

30. A.il B.one Cones I), them

Answer 1

21.D由下文"你也许没有察觉它们"可知有些计箅机是

"极小的"（tiny)。

22. A根据语境和常识,电视或洗衣机的计箅机是装在它们的 "里面"（inside)，因此，人们才没有察觉这些微小计算机的 存在。 '

23. C句意：你对计算机的依赖程度比你意识到的要深得多。 表示**依赖"，用短语depend  on3

24. B根据句中的连词than可知所^闳要用fast的比较级fas?ten

25. A用计箅机进行计算，所得出的结果为"答案"（answer)，  而不是"方向"（direction )、"逑议"（advice )或"指导" (guide)o

26. D根据常识，人的大脑是"产生"（produce)新的想法、主 意，而不是"收到"（receive)、"讨论"(discuss)和"挑战" (challenge)新想法。

27. B根据语境（所填词前后句子在意义上具有转折关系）和  所填词后面有逗号隔开可知正确答案是however

28. C 情态动词may后是短语be good at的比较级结构be better than...at".。

29. A句意:如果计算机能做我们所有的工作，我们将会怎样 呢？表示"发生"，用动词happen

30. D所填词指代前面的our  lives，在句中作make的宾语，用 代词them