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新世纪大学英语第四册网络单元测试答案.docx

1、新世纪大学英语第四册网络单元测试答案新世纪综合单元测试Unit 1 Book 4 Listening Comprehension请根据需要填入Script:True or FalseDirections: There are ten statements in this section. Numbers 1 to 6 are based on Text A while the rest are based on Text B. Listen carefully and decide whether each of the following is true or false. (10 poin

2、ts)1. True False 请根据需要填入Script:Script: Man can only live passively in nature.正确答案:F 得分:1分2. True False 请根据需要填入Script:Script: Man could change the shape and climate of the environment.正确答案:T 得分:1分3. True False 请根据需要填入Script:Script: Mankind is paying more and more attention to obtaining irreplaceable

3、natural resources.正确答案:F 得分:0分4. True False 请根据需要填入Script:Script: In the authors eyes, more and more synthetic fabrics are good to human health.正确答案:F 得分:0分5. True False 请根据需要填入Script:Script: Using solar energy is a good way to solve the man-nature problem.正确答案:T 得分:1分6. True False 请根据需要填入Script:Scr

4、ipt: The author advocates that man should care for Mother Nature.正确答案:T 得分:1分7. True False 请根据需要填入Script:Script: Although there isnt too much difference between the African grassland environment of 1.5 million years ago and that of today, there were many more animals at that time which are extinct t

5、oday.正确答案:T 得分:1分8. True False 请根据需要填入Script:Script: The author feels uneasy about promoting wildlife conservation because much of the worlds biodiversity exists in poor nations.正确答案:T 得分:1分9. True False 请根据需要填入Script:Script: The funds to protect wildlife should come from the poor countries governme

6、nts.正确答案:F 得分:0分10. True False 请根据需要填入Script:Script: The funds from the worlds richest nations would be a great contribution to the future of human beings and all life on Earth.正确答案:T 得分:1分请根据需要填入Script:Compound DictationDirections: You will hear a passage three times. When the passage is read for t

7、he first time, you should listen carefully for its general idea. When the passage is read for the second time, you are required to fill in the blanks numbered from 11-20 with the exact words you have just heard. Finally, when the passage is read for the third time, you should check what you have wri

8、tten. (10 points) The planet has warmed (and cooled) many times during the 4.65 billion years of its history. At present the Earth appears to be facing a rapid warming, which most scientists believe results, at least in part, from human activities. The 11 cause of this warming is thought to be the b

9、urning of fossil 12 , such as coal, oil, and natural gas, which 13 into the atmosphere carbon dioxide and other 14 known as greenhouse gases. The average 15 temperature of the Earth is about 15C (59F). Over the last century, this average has 16 by about 0.6 Celsius degree (1 Fahrenheit degree). Scie

10、ntists 17 further warming of 1.4 to 5.8 Celsius degrees (2.5 to 10.4 Fahrenheit degrees) by the year 2100. 18 , all of which will expand ocean volume and raise sea level by an estimated 9 to 100 cm (4 to 40 inches), flooding some coastal regions and even entire islands. Some regions in warmer climat

11、es will receive more rainfall than before, but soils will dry out faster between storms. This soil desiccation (干燥) may damage food crops, disrupting food supplies in some parts of the world. Plant and animal species will shift their ranges toward the poles or to higher elevations (海拔) seeking coole

12、r temperatures, 19 . The potential consequences of global warming are so great that 20 .11.请根据需要填入Script:正确答案:chief 得分:0分12.请根据需要填入Script:正确答案:fuels 得分:0分13.请根据需要填入Script:正确答案:releases 得分:0分14.请根据需要填入Script:正确答案:substances 得分:0分15.请根据需要填入Script:正确答案:surface 得分:0分16.请根据需要填入Script:正确答案:risen 得分:0分17.请

13、根据需要填入Script:正确答案:predict 得分:0分18.请根据需要填入Script:正确答案:This temperature rise is expected to melt polar ice caps and glaciers as well as warm the oceans 得分:0分19.请根据需要填入Script:正确答案:and the species that cannot do so may become extinct 得分:0分20.请根据需要填入Script:正确答案:many of the worlds leading scientists have

14、called for international cooperation and immediate action to counteract the problem 得分:0分Reading Comprehension请根据需要填入Script:Directions: There are two passages in this part. Each passage is followed by some questions or unfinished statements. For each of them there are four choices. Click on the best

15、 choice. (20 points)Passage One The destruction of our natural resources and contamination of our food supply continue to occur, largely because of the extreme difficulty in affixing legal responsibility on those who continue to treat our environment with reckless abandon. Attempts to prevent pollut

16、ion by legislation, economic incentives and friendly persuasion have been met by lawsuits, personal and industrial denial and long delays not only in accepting responsibility, but more importantly, in doing something about it. It seems that only when the government decides it can afford tax incentiv

17、es or production sacrifices will there be any initiative for change. Where is industrys and our recognition that protecting mankinds great treasure is the single most important responsibility? If ever there is time for environmental health professionals to come to the frontlines and provide leadersh

18、ip to solve environmental problems, that time is now. We are being asked, and, in fact, the public is demanding that we take positive action. It is our responsibility as professionals in environmental health to make the difference. Yes, the ecologists, the environmental activists and the conservatio

19、nists serve to communicate, stimulate thinking and promote behavioral change. However, it is those of us who are paid to make the decisions to develop, improve and enforce environmental standards, I submit, who must lead the change. We must recognize that environmental health issues do not stop at c

20、ity limits, county lines, state or even federal boundaries. We can no longer afford to be tunnel-visioned in our approach. We must visualize issues from every perspective to make the objective decisions. We must express our views clearly to prevent media distortion and public confusion. I believe we

21、 have a three-part mission for the present. First, we must continue to press for improvements in the quality of life that people can make for themselves. Second, we must investigate and understand the link between environment and health. Third, we must be able to communicate technical information in

22、 a form that citizens can understand. If we can accomplish these three goals in this decade, maybe we can eventually stop environmental degradation, and not merely hold it back. We will then be able to spend pollution dollars truly on prevention rather than on bandages. 21. We can infer from the fir

23、st two paragraphs that the industrialists disregard environmental protection chiefly because _.A. they are reluctant to sacrifice their own economic interestsB. time has not yet come for them to put due emphasis on itC. they are unaware of the consequences of what they are doingD. it is difficult fo

24、r them to take effective measures请根据需要填入Script:正确答案:A 得分:0分22. The main task now facing ecologists, environmental activists and conservationists is _.A. to improve the quality of life by enforcing environmental standardsB. to take radical measures to control environmental pollutionC. to prevent poll

25、ution by legislation, economic incentives and persuasionD. to arouse public awareness of the importance of environmental protection请根据需要填入Script:正确答案:D 得分:0分23. The word tunnel-visioned (Sentence 2, Para. 4) most probably means _.A. short-sightedB. able to see only one aspectC. blind to the factsD.

26、narrow-minded请根据需要填入Script:正确答案:B 得分:0分24. Which of the following, according to the author, should play the leading role in the solution of environmental problems?A. The industrys understanding and support.B. The cooperation of ecologists, environmental activists and conservationists.C. The efforts

27、of environmental health professionals.D. Legislation and government intervention.请根据需要填入Script:正确答案:C 得分:0分25. Which of the following is true according to the last paragraph?A. Efforts should be exerted on pollution prevention instead of on remedial measures.B. Environmental degradation will be stop

28、ped by the end of this decade.C. More money should be spent in order to stop pollution.D. Ordinary citizens have no access to technical information on pollution.请根据需要填入Script:正确答案:A 得分:0分请根据需要填入Script:Passage Two Is there enough oil beneath the Arctic National Wildlife Refuge (保护区) (ANWR) to help se

29、cure Americas energy future? President Bush certainly thinks so. He has argued that tapping ANWRs oil would help ease Californias electricity crisis and provide a major boost to the countrys energy independence. But no one knows for sure how much crude oil lies buried beneath the frozen earth with t

30、he last government survey, conducted in 1998, projecting output anywhere from 3 billion to 16 billion barrels. The oil industry goes with the high end of the range, which could equal as much as 10% of U.S. consumption for as long as six years. By pumping more than 1 million barrels a day from the re

31、serve for the next two or three decades, the lobbyists claim, the nation could cut back on imports equivalent to all shipments to the U.S. from Saudi Arabia. Sounds good. An oil boom would also mean a multibillion-dollar windfall (意外之财) in tax revenues, royalties (开采权使用费) and leasing fees for Alaska

32、 and the Federal government. Best of all, the advocates of drilling say, damage to the environment would be insignificant. Weve never had a document case of oil rig chasing deer out onto the pack ice, says Alaska State Representative Scott Ogan. Not so far, say the environmentalists. Sticking to the low end of government estimates

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