needs, its people are by now almost entirely an urban society Less than a tenth of the people are engaged in agriculture lives in a metropolitan rather than a small town environment.

11. If now America has 250 million people, how many of them are engaged in agriculture and forestry?

A. About 25 million. B. More than 25 million. C. Less than 25 million. D. Less than 225 million.

12. Which of the following four countries has the smallest proportion of people living in metropolitan areas?

A. United States. B. Germany. C. France. D. England.

13. What's the meaning of the word "metropolitan" in the middle of the passage?

A. Of a large city with its suburbs. B. Of small and large towns. C. Of urban areas. D. Of rural areas.

14. According to the passage, what can we learn about small towns in the United States?

A. Most small towns become gradually crowded. B. Small towns are still similar to each other.

C. As the traditional picture is changing, towns are different. D. Small towns are turning into large cities.

15. Why is it hard to say when a piece of country becomes a suburb?

A. Because they are the same. B. Because the rush takes place too quickly.

C. Because the process is gradual. D. Because more and more Americans live in metropolitan areas.

参考答案： 一、CCABD CDCDB CCABC

二、语法与词汇：40%

1. The song ____________by children.

A. is often sung B. was often sung C. sings D. has often sung

2. By the end of 2020 China ____________much stronger and richer.

A. will become B. would become C. is becoming D. will have become

3. Since computers were invented, it ____________ that they are indispensable for scientific research.

A. thought B. has been thought C. is thinking D. had thought

4. He was told that after he graduated he ____________ by a company.

A. would be employed B. would get employed C. would be employing D. would employ

5. The steps of progress in society ____________ of as having happened in a short time.

A. must not think B. must not be thought C. must think D. thought

6. The little girl must have lain there for a long time,____________ ?

A. mustn't she B. hasn't she C. wasn't she D. didn't she

7. I suppose you're not serious, ____________ ?

A. don't I B. do I C. aren't you D. are you

8. After ____________ his work, he came to help me with my English.

A. finished B. being finished C. finishing D. having been finished

9. With the problem ____________ , we are getting along even more smoothly.

A. settles B. to settle C. settled D. to be settling

10. I'd rather have a room of my own, however small it is, than ____________a room with someone else.

A. to share B. to have shared C. share D. sharing

11. The bank is reported in the local newspaper____________ in broad daylight yesterday.

A. robbed B. to have been robbed C. being robbed D. having been robbed

12. I don't know whether you happen____________, but I am going to study in the U.S.A this September.

A. to be heard B. to be hearing C. to hear D. to have heard

13. I've enjoyed____________ to talk with you.

A. to be able B. being able C. to been able D. of being able

14. It is a problem that doesn't need ____________right now.

A. to solve B. solving C. being solved D. to be solving

15. It is no use ____________me not to worry.

A. you tell B. your telling C. for you to have told D. having told