Unit 23


I.完形填空
It is said that Alexander Bell is the inventor of the telephone. But how a telephone __1__is a question which not __2__can give an answer __3__. When you speak into the telephone, the __4__waves are turned into __5__signals which go through a pair of wires to the __6__telephone. There the electrical signal is __7__back into sound. The __8__telephones were not __9__at first and it was a long __10__before people were __11__to hire or buy them. There have been great __12__of the telephone equipment __13__the last quarter of __14__century. The present mobile phone is __15__. It has no wires and can be made pocket-size and can be __16__. You may take it __17__you go, making your life and work much easier. The telephone __18__people all around the world.
1. A. makes B. works C. serves D. calls
2. A. everybody B. one C. nobody D. some
3. A. for B. with C. of D. to
4. A. noise B. voice C. sound D. phone
5. A. electric B. electricity C. electrical D. electronic
6. A. answering B. receiving C. calling D. dialing
7. A. turned B. moved C. got D. made
8. A. early B. earliest C. later D. present
9. A. popular B. received C. possible D. accepted
10. A. job B. way C. time D. distance
11. A. able B. about C. paid D. going
12. A. number B. help C. development D. increase
13. A. for B. in C. on D. at
14. A. the 20th B. 20th C. the 20 D. 20
15. A. a show B. an example C. a set D. a model
16. A. moved about B. connected about C. carried about D. dialed
17. A. where B. to the place C. wherever D. everywhere
18. A. joins B. connects C. units D. calls


II.短文改错
More and more people are using the kind 1. ___
of new-developed phone which is called mo- 2. ___
bile phone. It has not wires and can be carried 3. ___
in your pocket easy wherever you go. With 4. ___
the phone you may accept or make phone 5. ___
calls. People carry mobile phones are 6. ___
most businessmen. Now with the further 7. ___
development of modern technology, it 8. ___
serves like a secretary that is quite 9. ___
fit the job. 10. ___

III.单选：
1.___ not long ___ all the country rose up to fight against the invaders.
A.That was, after B. It had been, when C. It was, before D. It would be, until
2.You should be more careful ___ you make mistakes again.
A.so that B. in order that C. in case D. because
3.The shop owner ___ me 50 dollars ___ the trousers.
A.charged, for B. asked, for C. paid, with D. cost, for
4.The factory has ___ produced many new types of telephone.
A.late B. later C. lately D. latest
5.It’s beyond any doubt ___ he is fit for the job.
A. that B. whether C. if D. which
6.The picture I took in the countryside always ___ me of the time when I stayed there.
A. remembers B. reminds C. tells D. calls
7.You should form a good habit. ___, you should go to bed early and get up early.
A.In a word B. In one world C. In other words D. In other word
8.You don’t have to pay for the travel. ___ free of charge.
A.You are B. It is C. The cost is D. The road is
9.Alice ___ the job and stay with us.
A.suppose to take B. is supposed to take C. is supposed to taking D. suppose taking
10.--- Have you worked out when the final payment is ___?
--- Early next month.
A. due B. come C. found D. practical
11.When Mary left college, she had her hair cut short and ___ it short ever since.
A.wore B. would wear C/ has worn d. is wearing
12.--- I must be off now. ___. Bye.
--- Thanks. The same to you. Bye.
A.All of lucky B. All the
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