Unit19-23练习题

1、Unit 191. Most of the growth of urban population _ internal immigration. A. results from B. results out of C. results in D. results up2. Poor farming methods often _ deforestation and flooding. A. result from B. result out of C. result in D. result up3. Sixty million people _ in rural areas are movi

2、ng to cities every year. A. live B. lives C. living D. lived4. Civil war or regional conflicts also cause disruption, _people out of rural areas. A. drive B. drove C. driven D. driving5. _ the families, _ the standard living. A. Smaller, higher B. The smaller, the higher C. Smallest, highest D. The

3、more small, the less high6. Dont talk about it. _ said, _. A. The less, the better B. The more, the better C. The less, the worse D. Less, better7. The situation is becoming worse, _ the government has to take action. A. moreover B. therefore C. furthermore D. in addition8. The livelihoods of 35 mil

4、lion people are being threatened. _, it is even affecting cities. A. Consequently B. As a result C. Therefore D. Furthermore9. It is _ film Ive ever seen. A. a good B. a better C. a best D. the best10. It is _ concerts I have ever been to. A. the best B. the better C. one of the best D. one of a bes

5、tUnit 201. A lot of food _ nowadays is convenience food.A. buy B. buys C. buying D. bought2. Thirty percent of meals _ by families in the USA are eaten at one the big chains. A. consumed B. which consumed C. consuming D. consume3. _ the distinctive “golden arch” _ in your city? A. Can be, found B. C

6、an, be found C. Can, is found D. Can is, found4. The distinctive “golden arch” _ in our city. A. cannot be seen B. can be not seen C. can isnt seen D. can not see5. If it _ tomorrow, we will stay at home. A. will rain B. is going to rain C. rains D. would rain6. If you heat water, it _. A. is boiled

7、 B. boils C. is boiling D. will be boiled7. Guangdong Province _ from problems caused by imported waste electrical goods like computers recently. A. suffered B. is suffering C. has been suffering D. had suffered8. All CFC coolants must_ from fridges. A. remove B. been removed C. be removing D. be re

8、moved完形填空阅读下面的短文，从短文后所给的A、B、C、D四个选项中选出能填入相应空白处的最佳选项。 (每题2分，共20分)China has large desert areas and much of its agricultural land (31) _ by desertification, which is getting worse. In addition, soil erosion has led to a huge loss of farmland and also the drying out of rivers. Consequently, the liveliho

9、ods of 35 million people are being threatened. (32) _ , it is even affecting cities. The nearest sand dune is less than 100 miles from Beijing, so, when northwest winds blow, unpleasant sandstorm are becoming more frequent, (33) _ major difficulties. The situation is becoming worse, therefore the go

10、vernment has to take action.The reasons for the changes are complex. In some places the environment is suffering (34) _ the growth in factories. As a result, trees and other vegetation die, and so soil is eroded. (35) _ trees that die, (36) _ water is held in the earth. Moreover, the need for wood f

11、or fuel and buildings leads to further deforestation, which causes further soil erosion. (37) _ local farmers find it more and more difficult to make a living and they end up using inefficient farming methods, which again (38) _ soil erosion.And the Government is carrying out anti-desertification pr

12、ojects, including the building of a forest belt around deserts. So a tree-planting campaign is being started. (39) _ as the Great Green Wall, it is meant to protect Beijing from sandstorms. Moreover, trees will be planted around the deserts themselves. As a result China hopes to control the (40) _ o

13、f desert land by the year 2010 an plans to establish a protected ecosystem in desert areas by 2050.31. a. is threat b. is being threatened c. threats d. threatened32. a. As a result b. However c. Furthermore d. Beside33. a. resulting in b. resulted in c. caused in d. causing in34. a. and b. also c.

14、because of d. because35. a. More b. Less c. The less d. The more36. a. more b. less c. the less d. the more37. a. But b. Consequently c. Also d. In addition38. a. leads b. results c. leads to d. results from39. a. Known b. Know c. Knowing d. Knows40. a. extend b. extension c. expand d. expansionUnit

15、 211. Next month, the Arctic Sunrise _ the Philippines and Thailand A. would visit B. will be visiting C. visited D. is going to visit2. I _ with him about it tomorrow. A. will be talking B. is going to C. talked D. will speak3. You _ recycle your rubbish. Its an order. A. shouldnt B. mustnt C. must

16、 D. may4. You really _ miss the film. A. shouldnt B. mustnt C. must D. may5. Every one of us _ try to save energy. A. have to B. shouldnt C. might D. ought to6. I really _ do something about it. It has become more and more serious. A. dont have to B. must C. can D. may7. You know, you _ do something

17、 about your car today. Its dangerous. A. can B. may C. must D. have to8. Maybe I _ get a bike and ride to work so that I neednt use my car. A. shouldnt B. should C. must D. mustnt 9. _ I _ buy a bike, Ill have to use the car. A. Unless, X B. If, X C. Unless, dont D. If, must10. You _save any energy

18、_ you change your light bulbs. A. will, unless B. will not, if C. would, if D. wont, unless11. _ more green cars are produced, air pollution will _ A. If, increase B. If, get worse C. Unless, increase D. Unless, not increase12._ we _protect rivers, drinking water will _ be polluted. A. If, X, X B. U

19、nless, X, X C. If, dont, not D. Unless, X, not13. The sperm whale _ dive deeper than any other cetacean. A. believes to B. is believed to C. was believed to D. is believed14. Some whales _ live many years A. say to B. said to C. is said to D. are said to15. It _ that Rainbow Warrior has led a succes

20、sful campaign. A. reports B. was said C. is reported D. is reported to 16. The government should take _ to protect the environment. A. measures B. step C. movement D. activity17. This is equivalent _ eating a fully grown African elephant everyday. A. to B. with C. over D. aboutUnit 221. At the momen

21、t over 1 billion people are said _ English as a second language.A. to learn B. to be learning C. to speak D. to say2. About 50 countries are said _ English as their official language. A. to learn B. to be learning C. to be using D. to say3. People learn English in order to benefit _ developments in

22、technology. A. to B. from C. with D. over4. English is _ important _ many people are learning it. A. so, X B. such, that C. so, that D. such, X5. There were _ students in the class _ the teacher couldnt talk to them all. A. so many, that B. so much, that C. such many, that D. so, that 6. I had _ hom

23、ework to do _ I couldnt go out in the evening. A. so much, that B. so many, that C. such, that D. so much, X7. I _ learn English to get a better job. A. would B. am going to C. shall D. may8. By 2008, the number of native English-speaking web users _ to 29%. A. will drop B. will be dropping C. will

24、have dropped D. will be dropped9. _ Chinese _ the predominant Internet language by 2050. A. Will, become B. Is, becoming C. Is, going to become D. will, have become10. By the year 2050, the problem of pollution _ . A. will not disappear B. wont have disappeared C. is going to disappear D. would not

25、disappear11. Many languages are _ to die out. A. likely B. probably C. possibly D. liked12. Chinese _ decline in use. A. probably will B. possibly will C. is unlikely to D. will not probably13. The train _ arrive before midday. A. probably will B. probably wont C. will possibly not D. wont probably1

26、4. -Will English decline on the Internet? -_. A. Possibly not B. Unlikely C. It will probably D. It wont probablyUnit 23 1. The man to _ I spoke was very rude. A. who B. that C. whom D. which2. _ was the book written by? A. Who B. Whose C. That D. Which3. On the one hand there are the political changes which have taken place in the world. _ there are the technological changes weve had.A. On another hand B. As well C. On the other hand D. In addition4. Hes not only clever _ nice. A. but B. also C. and D. too5. People watch crime storie