摘要：15．A.穿毛衣时衣领子挤压眼.鼻引起疼痛.故应选collar. 17 The computer plays an important part in our everyday life. It is one of the great 1 in the world in the 2 century. It works for us not only at home, in the offices, in big shops, 3 at schools. Today it is used 4 many ways. It really 5 the world large wealth and happiness. The first computer in the world was 6 Enid. It was built in America in 1946. It was 7 and heavy. 8 it was born, it has been developing very fast. Until now it has gone 9 four periodsand changed a lot. There’re many kinds of computers. Computers are getting smaller and smaller and computing faster and faster. It becomes more and more 10 . The computer can do most of the things 11 the people. It can help us to 12 about the real world more quickly, to learn 13 we want to learn and to think 14 ourselves. 15 a student in the twenty-first century, you must work hard at it.

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