2012年高考英语完形填空考前训练-10(附详解)

2012年高考英语完形填空考前训练-10(附详解)In the past, man did not have to think about the protection of his environment. There were few people on the earth, and natural resources seemed to be ___1___.Today things are ___2___, the world has become too ___3___. We are using up our natural resources too quickly, and at the same time we are ___4___ our environment with dangerous chemicals. If we ___5___ to do this, human life on the earth will not survive.Everyone wonders today that if too many fish are ___6___ from the sea, there will soon be none left. Yet, with modern fishing ___7___, more and more fish are caught. We know that if too many trees are ___8___, forests will disappear and nothing will grow on the land. Yet, we continue to ___9___ bigger and more powerful machines to cut down more and more trees.We realize that if rivers are polluted with ___10___ products from factories, we will die. ___11___, in most countries wastes are ___12___ put into rivers or into the sea, and there are ___13___laws to stop this.We know, too, that if the population of the world continues to ___14___ at the present rate, in a few years there will not be enough ___15___. What can we do to solve these problems?If we eat more vegetables and less ___16___, there will be more food available(可得到的) for everyone.Our natural resources will ___17___ longer if we learn to recycle them.The world ___18___will not rise so quickly if people use modern methods of birth___19___.Finally, if we educate people to ___20___ about the problems, we shall have a better and cleaner planet in the future.(www.nmet168.com)1. A. beautiful B. unlimited C. much D. fine2. A. common B. good C. enjoyable D. different3. A. crowded B. much C. many D. new4. A. protecting B. keeping C. polluting D. fighting5. A. stop B. continue C. begin D. like6. A. taken B. killed C. fed D. discovered7. A. suggestions B. boats C. methods D. poles8. A. cut off B. cut down C. planted D. grown9. A. make B. buy C. plan D. use10. A. good B. waste C. ill D. proper11. A. Thus B. However C. Generally speaking D. Therefore12. A. still B. even C. also D. certainly13. A. many B. plenty of C. some D. few14. A. go B. live C. reduce D. rise15. A. houses B. vegetables C. food D. lives16. A. tomato B. meat C. cabbage D. potato17. A. use B. stay C. keep D. last18. A. population B. people C. person D. man19. A. control B. born C. plan D. reward20. A. talk B. hear C. think D. worry[1][2]下一页 说明:引用此文请注明出处,并请保留该文章链接地址,谢谢~~【答案与解析】本文主要从人口增多谈论环境问题。今天人口的不断增长使得地球越来越拥挤，食物缺乏，同时也带来了诸如森林消失、鱼类灭绝等问题，并提醒人们说如果继续下去势必会危及人们的生命。后面通过几个 if 提出了几种改变目前环境现状的建议。1. B。由上句的“过去人们不必去想环境保护问题”及与下文的对比可知，此处说的是人们在过去的一种倾向——“地球上人少，自然资源似乎是无限的”。unlimited 意为“无限的，无穷尽的”。2. D。与上面说的“自然资源似乎是无限的”的倾向不同，“现在情况不同了，人口已越来越多”。3. A。由上文的人口增多联想到“世界变得很拥挤”。4. C。前面有“我们很快就会用尽自然资源”，顺此话意可推测后句应为“同时我们正在用有毒的化学物质污染着我们的环境”。5. B。针对上面出现的情况而作出的一种假设：如果继续这样做，人类生活将会在地球不复存在。continue to do this 在这里是接着上文提到的“我们正在用有毒的化学物质污染着我们的环境”来说的(www.yywords.com)。6. A。从下文的 …there will be none left 及 …more and more fish ar