人教版(新教材)高中英语选修3Unit 3　Environmental Protection课时作业5：Learning About Language.docx

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1、lack of sleep could put the birds health at risk.His study shows that when robins are exposed to light at night in the lab, it leads to some genes being active at the wrong time of day. A nd the more birds are exposed to light, （he more active they are at night.He told people at a conference 44There

2、 have been a couple of studies suggesting （hey are increasing （heir song output at night and during （he day they are still singing.Singing is a costly behaviour and it takes energy.So by increasing their song output, there might be some costs of energy.vAnd it is not just robins （hat are being kept

3、awake by artificial light.Blackbirds and seagulls are also being more nocturnal.Dr Dominoni said, “In Glasgow where I live, gulls are a serious problem.I have people coming to me saying You are the bird expert.Can you help us kill these gulls? During the breeding（繁殖）season, between April and June, t

4、hey arc very active at night and very noisy and people can t sleep. ”Although Dr Dominoni has only studied light pollution, other research concludes that robins living in noisy cities have started to sing at night to make themselves heard over loud noise.However , some birds thrive（兴旺）in noisy envir

5、onments.A study from California Polytechnic University found more hummingbirds in areas with heavy industrial machinery.lt is thought that they are capitalising on their predators（天敌）fleeing to quieter areas.语篇解读 本文是一篇说明文，主要介绍了一项研究调查的结果，由于人类制造的光线问 题，越来越多的鸟类如知更鸟在晚上也会唱歌，这极大地影响了鸟的健康。1. According io Dr

6、Dominoni * s study, what causes robins to sing so much?A. The breeding season.B. The light in modern life.C. The dangerous environment.D. The noise from heavy machinery.K答案BK解析1细节理解题。根据文章第二段可知，是现代生活中的灯光使知更鸟频繁唱歌。应选BoWhat is the researchers concern over the increase of birds song output?A. The environ

7、ment might be polluted.B. The birds health might be damaged.C. The industry cost might be increased.D. The peopleJ s hearing might be affected.K答案BK解 析H细节理解题。根据第四段最后两句可知，鸟儿唱歌频繁，鸟儿的健康可能受到 影响，应选B。2. What does the underlined word unocturnalin Paragraph 5 mean?A. Active at night.B. Inactive at night.C.

8、Active during the day.D. Inactive during the day.K答案AK解 析 词义猜想题。根据上文的 “And it is not just robins.Blackbirds and seagulls are also.”可知，鸟鸦和海鸥情况也一样，也就是说这两种鸟晚上也唱歌，指晚上很兴奋。故 选A。3. Why do some birds thrive in noisy environments?A. Because there are fewer dangers.B. Because there is more food to eat.C. Beca

9、use there is less light pollution.D. Because there are more places to take shelter.K答案AK解析）推理判断题。根据最后一段最后一句可知，它们的天敌都去了安静的地方，指在这些工业区，天敌更少，也就是危险更少。应选A。B（2021新高考全国I卷，C）When the explorers first set foot upon the continent of North America, the skies and lands were alive with an astonishing variety of wi

10、ldlife.Native Americans had taken care of these precious natural resources wisely. Un fortunately, il took the explorers and the settlers who followed only a few decades to decimate a large part of these resources.Millions of waterfowl（水禽）were killed at the hands of market hunters and a handful of o

11、verly ambitious sportsmen.Millions of acres of wetlands were dried to feed and house the ever-increasing populations, greatly reducing waterfowl habitat（栖息地）.In 1934, with the passage of （he Migratory Bird Hunting Stamp Act （Act）, an increasingly concerned nation took firm action to stop the destruc

12、tion of migratory（迁徙的）waterfowl and the wetlands so vital to their survival.Under this Act, all waterfowl hunters 16 years of age and over must annually purchase and carry a Federal Duck Stamp.The very first Federal Duck Stamp was designed by J. N. “Ding Darling, a political cartoonist from Des Moin

13、es, Lowa, who at that time was appointed by President Franklin Roosevelt as Director of the Bureau of Biological Survey.Hunters willingly pay the stamp price to ensure the survival of our natural resources.About 98 cents of every duck stamp dollar goes directly into the Migratory Bird Conservation F

14、und to purchase wetlands and wildlife habitat for inclusion into the National Wildlife Refuge Systema fact that ensures this land will be protected and available for all generations to come.Since 1934, better than half a billion dollars has gone into that Fund (o purchase more than 5 million acres o

15、f habitat.Lillie wonder (he Federal Duck Stamp Program has been called one of (he most successful conservation programs ever initiated.语篇解读本文介绍了美国政府创造性地将邮票和狩猎凭证联系在一起以保护水禽及其 栖息地。4. What was a cause of the waterfowl population decline in North America?A. Loss of wetlands.B. Popularity of water sports.

16、C. Pollution of rivers.D. Arrival of other wild animals.K答案AK 解 析 细节理解题。根据第一段中的 “Millions of acres of wellands were dried feed and house the ever-increasing populations, greatly reducing waterfowl habitat(栖息地).”可知, 湿 地丧失是水禽数量减少的原因之一，故A项正确。5. What does the underlined word “decimate” mean in (he first

17、 paragraph?A. Acquire.B. Export.C. Destroy.D. Distribute.K答案)cK解析 词义猜想题。根据语境可知，画线词所在句与上文形成转折，上文讲到了探险 者抵达北美洲时，这片大陆上充满了各种各样的野生物种，整个大陆生机勃勃。美洲土著居 民明智地照顾着这些珍贵的自然资源，因此画线词所在句应讲述这些资源受到的破坏探 险者及随之而来的殖民者只用了几十年就将大局部资源破坏，故画线词与c项的意义最接 近。6. What is a direct result of the Act passed in 1934?A. The stamp price has g

18、one down.B. The migratory birds have flown away.C. The hunters have stopped hunting.D. The government has collected money.K答案DK解析) 细节理解题。根据第三段中的 “About 98 cents of every duck stamp dollar goes directly into the Migratory Bird Conservation Fund.Since 1934, better than half a billion dollars has gone

19、into that Fund可知，候鸟狩猎印花秘法案带来的一个直接结果是政府筹到了钱， 故D项正确。7. Which of the following is a suitable title for the text?A. The Federal Duck Stamp StoryThe National Wildlife Refuge SystemB. The Benefits of Saving WaterfowlThe History of Migratory Bird HuntingK答案AK解析U标题归纳题。阅读文章内容可知，本文主要讲述了候鸟狩猎印花税法案出台的背景、联邦鸭邮票的设计

20、、用途及其作用和影响，故A项正确。IV .语法填空With seasonal temperatures breaking records almost every year, tree species 1. (expect) to adapt to the changes by slowly shifting their population centers northward.But 2. recent survey shows the trend toward westward movement is even 3.(strong) than expectedin some cases,

21、species have shifted their ranges to west by as much as 73 percent.The survey shows that roughly three-quarters of the 86 tree species 4.(survey) have shifted their population centers westward 5. 1980.Obviously trees aren t uprooting 6.(them) and moving elsewhere.The survey provides insight into gen

22、eral population trends as young trees continue to take root in westward land, while some of the older 7.(plant) of the species in the eastern areas arc slowly dying out.In this way, the center of a species, range can gradually shift over time.Though scientists aren? t sure 8. is causing this change,

23、 the publishers of the study think that it s connected to rainfall.Rainfall totals across the United States have changed,9.(cause) areas such as (he Southeast to experience significantly less rain annually, while the Great Plains is getting far more than its historical average.For this reason, most

24、trees are moving toward the 10.(increasing) watery plains.语篇解读本文主要讲述了调查显示大多数的树种向西迁移。尽管科学家们不确定是什么导致了这一变化，但一项研究认为它与降雨有关。1. R 答 案】are expectedK解 析 考查时态、语态和主谓一致。结合语境可知，此处用一般现在时；本句中expecl 的宾语是tree species,故本句要用被动语态。tree species是复数名词，故填are expectedo 2. R答案aK解 析 考查疑词。句意为：但最近的一项调查显示，用冠词a,泛指“一个”。3. K答案strong

25、erK解 析 考查比拟级。根据than可知，要用比拟级，故填stronger。4. R答 案surveyedK解 析 考查非谓语动词。tree species与survey是被动关系，所以要用过去分词surveyed 作后置定语。5. R答案sinceK解析 考查连词。本句中用了现在完成时。“连词since（自从）+过去的时间”作状语， 主句用现在完成时。故填sincc6. K答 案（hemselvesK解析H 考查反身代词。分析语境可知，树木不会自己连根拔起搬到别处去，故填 themselves o7. R答案plantsK解 析考查名词复数。根据some of （he older.可知，应该用复数。故填plants。8. R答案whatK解 析 考查名词性从句。sure后的宾语从句中缺少主语，且意为“什么，故填what。9. R答案causingK解 析考查非谓语动词。用动词的-ing形式作状语，表示自然而然的结果。故填causing。10. R答 案 1 increasinglyK解析 考查副词。修饰形容词watery,因此要用副词increasingly。