完形填空/Close(20分)
In 1990 a report was published about what the earth might be like 20 years from then on. The report was a result of a three-year _ 1_ .
According to the report, the picture of the earth n the year 2010 is not a 2 one. The world will be more 3 because the population will could be to grow. The population could be 4 6300 million, almost 2 150 million more than in 1985. More people would move cities, especially cities in 5 countries. Cities like Cairo and Jakarta probably would 6 have 15 million by then.
Food production will 7 , but not enough to feed all the people. Farmers will grow 90% more food than they did in 1955, _ 8__ most of the increase would be in countries that 9 produce enough food for their people. Little increase is 10 in South Asia, Africa and the Middle East. Poor farming ways are 11 large areas of crop land, changing farms deserts. More farmland is 12 as cities become larger and more houses are built. 13 will get worse as industrial countries burn more coal and oil. Many of the world‘s l4 could disappear as more and more trees are cut down. Energy will continue to be a serious problem. The experts say their picture of the earth for the year 2010 15 .They only carried out the situation that 16 today. By changing the situation, by 17 the problems, the picture can be changed. There is 18 time for the nations of the world to work 19 a plan of action. But they warned that 20 too long to make decisions would greatly reduce the chances of success.
1,A. learning B. project C. notice D. study
2.A. pleased B. pleasant C. safe D. blue
3.A. dangerous B. beautiful C. crowded D. terrible
4.A. no more than B. as many as C. as much as D. as large as
5.A. developing B. developed C. big D. mountainous
6.A. none B. each C. all D. neither
7.A. insist B. reduce C. increase D. continue
8.A. so B. but C. or D. however
9.A. already B. hardly C. partly D. never
10.A. wanted B. lacked C. found D. expected
11.A. destroying B. protecting C. disturbing D. interrupting
12.A. saved B. lost C. discovered D. used
13.A. Air pollution B. Water pollution C. Some diseases D. All farmland
14.A. animals B. plants C. forests D. people
15.A. must be true B. will come true C. can‘t be true D. may be wrong
16.A. happens B. develops C. exists D. appears
17.A. settling B. working out C. answering D. dealing
18.A. no B. still C. less D. plenty of
19.A. about B. in C. out D. for
20.A. working B. suggesting C. spending D. waiting
完形填空答案及解析
1.D[解析]study意为“研究”，根据下文，这是指对未来20年地球上的情况变化所
作的研冤。
2. B[解析]与后面的人口增长、环境污染等联系起来看，在2010年地球上的状况(picture)将会令人不愉快(pleasant)。
3. C [解析]因为人口继续增长，所以世界会越来越拥挤(crowded)。
4. D[解析]指人口数目多用large，少用small。指人口达到某一数目用“as large as+数词”。
5. A[解析]依据常识可知，城市人口急剧增长是一些发展中国家(developing countries)呈现出的特点。
6. B [解析]none和neither具有否定意义，不合句意，也不能插入谓语之中。前面提到了两个城市，故此空只能填each。
7. C[解析]/依据下句可知，此处是讲粮食增长问题，故选increase(增长)。
8. B[解析]前后两句具有转折意义：农民所生产的粮食将比1985年多90%，但多数增产粮食的国家是已经有足够粮食供人们生活的国家。
9. A [解析]already意为“已经”，由下句可知此处是指已经有足够粮食供人们生活的国家。
10.D [解析]expect意为“预计”，句意为：在亚洲南部、非洲和中东地区的国家预计增产幅度不大。
11.A [解析]由changing farms deserts可知：不当农业生产方式毁坏(destroy)了大片生产粮食的土地。
12.B [解析]由于扩建城市，修建房屋，必然侵占大量农田，故选lost(失去)。
13. A[解析]由burn coal and oil必然排放大量烟雾，可推知：此处指空气污染(air pol lution)。
14.C[解析]由more and more trees are cut down可推知：此处指森林(forests)可能消失。
15.D [解析]此句意为：专家说(对)地球到2010年的景象(的描述)可能是不对的。
16.C [解析]exist意为“存在”。由上下文可知：环境正遭受污染和破坏，专家们只是想保存今天的状况。
17.A[解析]settle the problems意为“解决问题”。
18.B [解析]still意为“还有”，加强语气。句意为：现在世界各国还有制订行动计划的时间。
19.C[解析]work out a plan意为“制订计划”。
20.D [解析]句意为：专家们警告说等待太长的时间再做出决定将会极大地减少成功的机会。
