第二节 完形填空(共20小题；每小题1分，满分20分)

Many of the world’s pollution problems have been caused by the crowding of large groups of people into cities. Supply for the __36__ of the people leads to__37__ pollution by industry. If the __38__ increase in human population __39__ at the present rate, there may be much greater harm. Some scientists speak of the __40__ in number of people as “population pollution”.

　About 2000 years ago, the world__41__ was probably about 250 million. __42__ reached a billion in 1850. By 1930 the population was two billion. It is __43__ three and a half billion. It is __44__ to double by the year 2000. If the population continues to grow at the same __45__, __46__ would be 25 billion people in the world a hundred years from now.

　Man has been using the earth’s__47__ more and more rapidly over the years. Some of them are almost __48__. Now many people believe that man’s greatest__49__ is how to control the growth of his population. The __50__ in the world will not support the human population, in time to come, if the __51__ rate of increase continues. __52__ there is overcrowding in the __53__ and hunger in some countries. Can man’s rate of increase continue? Many people believe that human survival (幸存者) in the future__54__ on the answer __55__ the question.

　36. A. needs　 　　　B. satisfies 　　 C. service　 　　D. lacks

　37. A. farther　 　　　B. less　 　　　　C. further　 　　D. better

　38. A. harmful　 　　B. small　 　　　C. slow　 　　　　D. rapid

　39. A. stops　 　　　B. continues 　　 C. slows down　 　D. speeds up

　40. A. increase 　　　B. reduce　 　　　C. quality　 　　D. quantity

　41. A. people 　　　B. situation 　　　C. population　 　D. land

　42. A. They　 　　　B. You 　　　　　C. We　 　　　　D. It

　43. A. now　 　　　B. in the past　 　　C. in the future　 　D. then

　44. A. hoped　 　　　B. expected　 　　　C. wished　 　　D. looked forward to

　45. A. place　 　　　B. time 　　　　　C. rate　 　　　　D. result

　46. A. it　 　　　　B. there　 　　　　　C. they　 　　　　D. that

　47. A. coal　 　　　B. oil　 　　　　　　C. mines　 　　　D. resources

　48.　 A. missed　 　　　B. rich　 　　　C. gone　 　　D. enough

　49. A. problem 　　　B. power　 　　C. plan　 　　　D. idea

　50. A. food　 　　　　B. electricity　 　C. energy　 　　D. materials

　51. A. past 　　　　　B. present　 　　　C. future　 　　D. slow

　52. A. Already　 　　　B. Yet　 　　　　C. Still　 　　　　D. Often

　53. A. villages　 　　　B. mountains　 　　C. cities　 　　　D. farms

　54. A. grows 　　　　B. lives 　　　 C. keeps　 　　　D. depends

　55. A. in 　　　　　　B. of　 　　　　C. to　 　　　　　D. with

35.. It is reported that ____ at the moment a terrible accident, _____three passengers were killed and twenty were injured as well.

A. there occurred; in which　　 　　　　　　　 　B. it occurred; where

C. it being occurring; in which　 　　　　　　 　D. there occurring; when

34._____ be sent to work there?

A. Who do you suggest　　 　　　　　　　　　　　　 B. Who do you suggest that should

C. Do you suggest who should　　　　　　　　　 D. Do you suggest whom should

33.You can’t imagine that a well-behaved leader ___ be so rude to his wife.

A. might　　 　　　　　　 B. need　 　　　　　 C. would　　 　　　　　　 D. should

32.---- Can I help you?

----I want ______these nice roses for Lucy’s birthday.

A. two dozen of　 B. two dozen　 　 C. dozen of　 　　 D. dozens of

31.Every one of you _____ the teaching building used to be.. 　Please be quick.

A. gathers where　 　　　B. will gather at the place 　

C. gather where　 　　D. gather at which

30.-----What have you ____ hydrogen, Mary?　 　----Balloons.

A. have filled with　 B. had filled with　 C. had filled of　　 D. to have filled

29. Don’t get that ink on your shirt, for it _____.

A. won’t wash out　 　　　　B. won’t be washing

C. isn’t washing out　 　　　D. doesn’t wash out

28.----Who won the election for mayor?

　 ----A man _____to present every minority group in the city.

　　 A. claims　　 　　　　　　　　　 B. is claimed　 　　　　　 C. claimed　　 　　　　　 D. claiming