南大网络大学英语(英语统考上)unit-5习题答案
B
交际用语（共5小题，每小题4分，满分20分）
1. ----Can I help you with your suitcase? ----_________.
A.I have no idea
B.No, no. I can carry it myself
C.That's a good idea
D.Thank you. I can manage myself. 【批阅】回答正确！ 【答案】D
2. ----Can I help you to get it down? ----__________
A.No problem
B.Yes. Let's get it
C.Thanks. It's so nice of you
D.It's no trouble at all 【批阅】回答正确！ 【答案】C
3. ----Shall I lock the lab before I go home? ----__________I'll cheek it myself later．
A.Go ahead
B.No problem
C.No hurry
D.Don’t bother 【批阅】回答正确！ 【答案】C
4. -----Anything else to be done? -----No. ______________.
A.You’re welcome
B.That’s it
C.It’s my pleasure.
D.Go ahead 【批阅】回答正确！ 【答案】D
5. ----Shall I give you a hand with this as you are so busy now? ----Thank you. _______.
A.Of course you can
B.If you like
C.It’s up to you
D.It couldn’t be better 【批阅】回答正确！ 【答案】B
阅读理解（共10小题，每小题3分，满分30分）
Passage 1
The home computer industry has been growing rapidly in the United States for the last ten years. Computers used to be large, expensive machines that were very difficult to use. But
scientists and technicians have been making them smaller and cheaper while at the same time they have been made easier to use. As a result, their popularity has been increasing as more people have been buying computers for their homes and business.
Computers have been designed to store information and compute problems that are difficult for human beings to work out. Some have voices that speak with the operators. Stores use computers to keep records of their inventories（库存货物）and to send bills to their customers. Offices use computers to copy letters, record business and keep in touch with other offices. People have been using computers in their homes to keep track of the money they spend.
One important new use for computers is for entertainment. Many new games have been designed to be played on the computers. People of all ages have been playing these games. People also have been buying home computers to play computer games, watch movies and listen to concerts at home. They have become very popular indeed. 6.Computers used to _________.
A.work rapidly
B.be large and expensive
C.be easy to use
D.be used for fun 【批阅】回答正确！ 【答案】D
7. In recent years, computers are being made _________.
A.larger and more expensive
B.smaller and cheaper
C.more difficult to use
D.to work more slowly 【批阅】回答正确！
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