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1、IIIComputer facts 1 , the first computers were bigger than cars. Now computers are becoming 2 .Some computers are tiny. You may 3 them. There is probably one inside your TV or washing machine. You 4 computers more than you realize.We can use computers 5 . They can calculate at a faster speed than we
2、 can and almost never give wrong answers. We can also type and draw things with them. 6 , computers can do important jobs like 7 railways and flying planes and spaceships.Is a computer cleverer than me? The answer is “No”. Your brain can produce new ideas but computers cannot. However, one day compu
3、ters may be able to do a better job than human beings. For example, they may be better than doctors 8 their job.What 9 us if computers can do all our jobs? Will we have 10 ? Computers may change our lives, but will they make them better?1. A.In 1940sB.In the 1940C.in the 1940sD.In the 1940s2.A. smal
4、l and goodB. smaller and goodC. small and betterD.smaller and better3. A.are unaware from B.are unaware ofC.be unaware of D.be unaware from4. A.depend onB.depend ofC.depend inD.depend over5. A. calculateB. to calculateC.for calculateD. calculating6. A.In addition toB.In adttiditonalC. In additionD.I
5、n additional to7. A.operatesB. operateC. to operateD. operating8. A.in doingB.at doingC.of doingD.from doing9. A. happenB. happen toC. will happenD. will happen to10. A. do somethingB. do nothingC. something to doD.nothing to doIVGreat inventions help people live a better life. The following _1_ thr
6、ee of the most important inventions in history. The wheel is perhaps _2_ invention in history. After its invention, travelling became faster and _3_. A few thousand years ago, people started to use wheels on carriages. In the early 19th century, the first trains began to carry passengers. _4_ the st
7、art of the 20th century, cars became popular. Without the wheel, we _5_ have these inventions. One of the first practical telephones was invented in 1876. Since then, people _6_ able to speak to each other over long distances. Today millions of people across the world own mobile phones. They allow p
8、eople _7_ in touch _8_ each other anytime, anywhere.Thomas Edison developed the first practical light bulb in 1879. With light bulbs, people can do as _9_ things in the evenings as they can in the daytime. Can you imagine _10_ without them?1. A. isB. areC. wasD. were2. A. greatB. greaterC. greatestD
9、. the greatest3. A. much comfortableB. most comfortableC. more comfortableD. comfortable4. A. AtB. InC. ForD. With5. A. wasntB. werentC. wontD. wouldnt6. A. areB. will beC. have beenD. may be7. A. keepingB. to keepingC. keep D. to keep8. A. withB. withoutC. overD. on9. A. moreB. manyC. muchD. most10. A. to livingB. liveC. to liveD. living