高中英語 Unit 4 Global warming課時作業(yè) 新人教版選修6

1、Unit 4Global warming【導(dǎo)語】全球氣溫變暖給南極的企鵝帶來了怎樣的影響，你知道嗎？為了保護(hù)他們，我們應(yīng)該怎么做？Antarctica, the coldest place on Earth, is too cold for most humans.Its a different story for penguins，though.Several types of penguins make their home in Antarctica.The birds walk with short steps all over the icy continent.However，th

2、ey dont all have “happy feet”Some of Antarcticas penguins are endangered.The animals, hunt for food in waters off Antarcticas coasts.They use floating sea ice as a place to rest while they search.In recent years, global warming, the slow rise of Earths temperature, has been causing the ice to melt.“

3、Global warming is reducing the amount of food for penguins so that they cant find enough to eat, ”scientist Shaye Wolf said.Turning up the heatHumans may be directly responsible for the continents temperature changes, according to a new study in the journal Nature Geoscience.Temperatures in Antarcti

4、ca usually do not go above freezing, or 32 degrees Fahrenheit.But lately the weather has been heating up.People add to global warming when they drive cars or use electricity.That burns fossil fuels, such as coal，oil，and natural gas.The burning of fossil fuels gives off gases that warm Earth.The harm

5、ful gases stay in the atmosphere above Antarctica, researchers say.They found that the west side of the continent is especially affected by global warming.Scientists are concerned about the possibility that Antarcticas ice may melt more over time.The icy continent is about 5 million square miles.It

6、is covered by glaciers and an ice cap (冰冠) about 7，100 feet thick.If the ice melts, that could cause sea levels to rise around the world.Higher sea levels could lead to dangerous flooding in some countries.Cool fix for AntarcticaExperts are hopeful that conditions in Antarctica can be improved.They

7、say people can reduce global warming by using cars and electricity less often.Even kids can help.Wolf suggests，“Talk to your friends and family about global warming, how it is harming penguins, and how important it is to stop global warming today.”【詞海拾貝】1Antarctica n南極洲2penguin n企鵝3fossil n化石；生物4gla

8、cier n冰河；冰川【問題思考】1Why cant penguins find enough food to eat?_答案：Because global warming is reducing the amount of food for them.2Who may be directly responsible for global warming?_答案：Humans.將單詞與其正確釋義連線1consumeA圖表；曲線圖2graph B現(xiàn)象3phenomenon C燃料4fuel D平均的5trend E趨勢；傾向6mild F溫和的；溫柔的7consequence G環(huán)境；情況8ci

9、rcumstance H貢獻(xiàn)9average I消費(fèi)；消耗10contribution J結(jié)果答案：1I2A3B4C5E6F7J8G9D10H.根據(jù)所給漢語提示寫出單詞1_ n洪水；水災(zāi)2_ vt.反對；反抗3_ adj.平穩(wěn)的；持續(xù)的4_ adj.分布廣的；普遍的5_ vt.擁護(hù)；提倡，主張6_ n污染；弄臟答案：1.flood2.oppose3.steady4.widespread5advocate6.pollution.根據(jù)英語釋義寫出單詞1_： a quick look2_：an amount or a number of sth3_：to pay money regularly to

10、 support a charity4_：to express something in speech or writing， especially in a definite or formal way5_：happening or chosen without any definite plan，aim or pattern6_：to take a particular direction7_：a sudden event resulting in great loss and misfortune8_：the limits between which sth varies；a set o

11、f products of a particular type答案：1.glance2.quantity3.subscribe4.state5random6.tend7.catastrophe8.range.選用短語的適當(dāng)形式完成句子keep on；be opposed to；come about；result in；subscribe to；go up；quantities of；even if1There are large _ rain in this area.答案：quantities of2Do you know how global warming _?答案：comes abou

12、t3I have never _ the view that schooldays are the happiest days of your life.答案：subscribed to4If you want to make the kite _， pull the string hard，and then release it slowly.答案：go up5His careless speech _ much argument.答案：resulted in6We _ the practice of power politics between nations.答案：are opposed

13、 to.領(lǐng)會句子所用的句型并譯成漢語1That probably does not seem much to you or me，but it is a rapid increase when_compared_to other natural changes._答案：這個數(shù)值對你我來說可能是無所謂的，但是跟其他自然變化相比較而言，這卻是一種快速的增長。2There_is_no_doubt_that the earth is becoming warmer (see Graph 1)and that it is human activity that has caused this globa

14、l warming rather than a random but natural phenomenon._答案：毫無疑問，地球是在變暖(見表一)，而地球變暖正是人類活動導(dǎo)致的，并非是一種無規(guī)律的自然現(xiàn)象。3Without the “greenhouse effect”，the earth would_be about thirtythree degrees Celsius cooler than it is._答案：如果沒有“溫室效應(yīng)”，地球溫度將比現(xiàn)在低大約33攝氏度。課文表層理解.判斷正(T)誤(F)1The temperature in the last century did no

15、t seem to increase much.(T)2Everyone believes that global warming is caused by the activity of humans.(F)3Janice Foster believes that she can measure the future global rise in temperature.(F)4The rise in carbon dioxide is causing a steady increase in global warming.(T)5George Hambley believes that g

16、lobal warming will do good rather than harm to the earth. (T)6It is clear what the effects of global warming will be.(F).讀課文回答問題1What do they think about global warming？Do they agree with one another?_答案：There are some very different attitudes among scientists towards this issue.Some think the effec

17、ts will be terrible, while some others believe that we should not worry about it.2What are the two graphs about in the text?_答案：The first graph shows the temperature increase of one degree Fahrenheit between 1860 to 2000.The second graph shows the carbon dioxide content in the atmosphere from 1957 t

18、o 1997.3What is the main topic of the article?_答案：Global warming/the warming of the earth.表格填空The burning of 1._ like coal，natural gas and oil to produce energy. During the 20th century the temperature of the earth rose about 2._ degree Fahrenheit.The levels of carbon dioxide have 3._ greatly over t

19、he last 100 to 150 years.Charles Keeling found that the carbon dioxide in the atmosphere went up from around 4._ parts to around 370 parts per million between 1957 and 1997.Dr Janice Foster says that the amount of warming could be as low as 1 to 1.5 degrees Celsius，but it could be as high as 5 degre

20、es over the next 5._ years.The climate could be very seriousA rise of several metres in the 6._Severe storms, floods，7._，famines.The spread of diseases.The disappearance of8._We should not worry about high levels of carbon dioxide in the air.It will make plants grow 9._；crops will produce 10._；it wi

21、ll encourage a greater range of animals.答案：1.fossil fuels2.one3.increased4.3155.1006sea level7.droughts8.species9.quicker10.more課文深層理解.讀課文匹配段落大意1Para 1AThe cause of the earths becoming warmer2Para 2 BThe consequence of burning fossil fuels3Para 3 CThe increase of carbon dioxide4Para 4 DGlobal warmin

22、g will go on5Para 5 EPuzzles about global warming6Para 6 FDifferent attitudes to global warming7Para 7 GAn introduction to the passage答案：1.G2.A3.B4.C5.D6.F7.E.閱讀P2627的Reading部分，選擇最佳答案1How much did the temperature rise in the 1900s?AOne degree Fahrenheit.BOne Celsius.CTwo degrees. DTwo degrees Fahren

23、heit答案：A2What causes the temperature of the earth to increase?ACutting trees. BWasting the farmland.CBurning fossil fuels. DBurning rubbish答案：C3Who accurately measured the amount of carbon dioxide in the atmosphere from 1957 to 1997?ADr Janice Foster. BCharles Keeling.CFahrenheit. DCharles keeping答案

24、：B4According to George Hambley，_Aglobal warming is a very serious problemBtheres no need to worry about global warmingCthe levels of CO2 in the air will become lower in the futureDwe have to worry about global warming.答案：B5We can infer from the text that _Athe debate about the effects of global warm

25、ing has not been settledBthe greenhouse effect is the result of peoples actionsCall scientists think it is important to reduce the amount of CO2 in the atmosphereDthe debate about the effects of global warming has been settled.答案：A如何寫海報海報是向大眾發(fā)布某種消息的布告。海報的形式多為招聘廣告、活動宣傳和人物介紹。英文海報的內(nèi)容常為球訊、影訊、商業(yè)報道、展覽會、報告

26、會、專題講座等。一般的英語海報由標(biāo)題、正文和落款組成。1標(biāo)題海報中往往把內(nèi)容作為大字標(biāo)題。如：Football Match，F(xiàn)ilm News，Good News，New Years Eve Entertainment或者注明Poster等字樣。2正文部分正文部分要寫清楚具體內(nèi)容?；顒觾?nèi)容、地點(diǎn)以及參加規(guī)定、主持或舉辦單位等。語言多用十分簡略的形式，開門見山地說明主題、活動內(nèi)容?；顒訒r間和活動地點(diǎn)另起一行。最后提出活動要求和注意事項(xiàng)。3落款出海報的單位署名通常放在右下角；日期位于署名的下一行，既可以寫在右下角，也可以寫在左下角。另外：海報寫作的注意事項(xiàng)還有：(1)時態(tài)：用一般將來時和一般現(xiàn)在時

27、。(2)語言：海報文字要求簡潔明了，篇幅要短小精悍。文中可以用些鼓動性的詞語，但不可夸大其詞。(3)要求：海報一定要具體真實(shí)地寫明活動的時間、地點(diǎn)、主要內(nèi)容及參加規(guī)定。【常用句式】As we all know，it is important to.First, you should.Second.It is a must that everybody should.Only in this way can we.The first solution is.the second solution is.In a word, pay much attention to.Last but not l

28、east，people ought to/should.So you need/should.Well have a show/football match on July 16th.There is a piece of news that well hold a.地點(diǎn)時間We hope to raise money to help the poor children.It will be held.You can buy tickets in.and the price is 2 yuan for each.By then, some new clothes are even 50% of

29、f.If you spend more than 100 yuan at one time，you can get two at present.請你用英語寫一張海報向同學(xué)們介紹一下夏令營的情況，并邀請同學(xué)們參加。要點(diǎn)如下：1目的：使同學(xué)們學(xué)好英語，建立良好的人際關(guān)系；2活動內(nèi)容(學(xué)習(xí)英文歌曲、舞蹈、游戲等)；3活動費(fèi)用低。審題謀篇第一步明確要求這篇寫作是一篇應(yīng)用文海報，習(xí)作要符合海報的特點(diǎn)。首先要標(biāo)明海報的主題，即有一個響亮而簡潔的標(biāo)題English summer camp。文章的內(nèi)容為對夏令營的介紹，即幫助學(xué)習(xí)英語、建立良好的人際關(guān)系；夏令營的優(yōu)勢定期舉辦，費(fèi)用低等；最后為海報的目的邀請大

30、家加入等內(nèi)容不可或缺。最后，要注意落款海報的組織方及時間。第二步確定段落標(biāo)題：English summer camp主體：英語夏令營的內(nèi)容、優(yōu)勢及目的。落款：學(xué)生會及海報日期。第三步提煉要點(diǎn)1暑假the summer vacation2英語夏令營English summer camp3致力于be devoted to4也as well as5人際關(guān)系interpersonal relationship6大量的a variety of7輕松的氛圍in a relaxed atmosphere8和某人相處很好get along well with sb9另外in addition10會費(fèi)membe

31、rship fee第四步擴(kuò)點(diǎn)成句1夏令營的目的是提高會員的英語和成員間的人際關(guān)系。(一般表達(dá))The aims of the summer camp are to improve its members English and interpersonal relationship.(句式升級1)Not only the summer camp can get its members English improved，it can also make the interpersonal relationship between members better.(句式升級2)The summer c

32、amp is devoted to the improvement of its members English as well as the establishment of good interpersonal relationship.2每個暑假，該夏令營將舉辦英語歌曲學(xué)習(xí)、舞蹈培訓(xùn)和游戲等活動。(一般表達(dá))Every summer the camp will teach to learn English songs，train dances and play games.(句式升級1)Every summer，a series of activities will be held by

33、 the camp，for example，teaching English songs，training dances and playing games.(句式升級2)Every summer，there are a wide variety of activities，such as English songs learning，dance training and games.【范文點(diǎn)評】范文點(diǎn)評English_summer_campWould_you_like_to_spend_the_summer_vacation_with_your_friends?_Are_you_eager_

34、to_practise_your_English_and_get_your_spoken_English_improved_while_enjoying_yourself?_Come_on！ Join us in the English Summer Camp！The_Summer_Camp_is_devoted_to the improvement of its members English as well as the establishment of good interpersonal relationships.Every summer, there are a_wide_vari

35、ety_of activities, such as English songs learning, dance training and games.The members can learn a lot in a relaxed atmosphere.In this way, not_only_do_the_members_improve_their_English， they also learn how to get along well with others.In_addition， the membership fee is low.Dont_hesitate_any_longe

36、rjoin_us_and_enjoy_your_summer_vacation！School Student UnionJune_7，2015 范文文章格式正確，行文規(guī)范；文章有血有肉，長短句結(jié)合得好，運(yùn)用了省略句、祈使句、倒裝句等；文中用詞準(zhǔn)確，語言地道，有很多關(guān)于詞匯的用法，值得我們積累。 海報標(biāo)題恰如其分，宣傳夏令營； 正文開頭靈活使用問句，使海報內(nèi)容顯得不呆板，同時又能起到渲染的作用； be devoted to高級詞匯，增加作文亮點(diǎn)； a wide variety of“各式各樣的”，表明作者的語言功底； 倒裝句，文章句式多； In addition“另外，此外”，上下文銜接好； 祈

37、使句，豐富文章句式，發(fā)出邀請，希望大家參加活動；結(jié)尾符合海報格式請根據(jù)下列內(nèi)容寫一篇海報。全球變暖問題越來越引起人們的關(guān)注，它所產(chǎn)生的嚴(yán)重后果也逐漸為人所知。為此，你校學(xué)生會特意邀請了環(huán)保專家來校舉辦講座，專門就全球變暖問題產(chǎn)生的原因、后果，以及中學(xué)生如何應(yīng)對全球變暖問題等將進(jìn)行論述，并在演講結(jié)束后回答同學(xué)們的提問。時間：星期五8：00 am11：00 am地點(diǎn)：大廳注意：1.詞數(shù)100左右；2可以適當(dāng)增加細(xì)節(jié)，以使行文連貫。_答案： A lecture on global warmingOrganized by the Students Union of our school, a lect

38、ure on global warming will be given in the hall on Friday，from 8：00 am to 11：00 am.An expert working for the environment will give a lecture on the causes and the harmful effects of global warming.Besides，he will state what we can do with the problem.At the end of the speech，we can ask him some ques

39、tions about global warming.All are welcome!Students UnionThursdayA級基礎(chǔ)過關(guān).單句語法填空填寫空白處所需的內(nèi)容(1個單詞)或所提供單詞的正確形式。1The _ (present) of prizes began after the speeches.答案：presentation2More _ (important), we can share the information with all of you.答案：importantly3You may use the room as you like _ long as you

40、 clean it up afterwards.答案：so/as4We havent decided whether _ (go) camping next week.答案：to go5Johns success has nothing to do with good luck.It is years of hard work _ has made him what he is today.答案：that.選詞填空and so on；if so；under the circumstances；as long as；on behalf of1Since he is so important a

41、figure, nobody can be _him.答案：on behalf of2This shop sells clothes, shoes, hats，_.答案：and so on3Have you ever visited Thailand，and _，when?答案：if so4_，youd better not tell him the bad news.答案：Under the circumstances5She will go to his birthday party _ she is invited.答案：as long as.完成句子1John accepted the

42、 championship award _the team.約翰代表球隊(duì)領(lǐng)取了冠軍獎。答案：on behalf of2What you have told me may _ my own position.你告訴我的一切，可能影響我自己的看法。答案：make a difference to3I dont know how his parents _ his antics.我不知道他的父母是如何忍受他的怪異行為的。答案：put up with4_you drive carefully，you will be very safe.如果你開車小心，你就會很安全。答案：As/So long as/On

43、 condition that5If you know a foreign language you can tell your foreign friends about your family，study，_.如果你會說一門外語，你就能把你的家庭、學(xué)習(xí)等情況告訴你的外國朋友們。答案：and so onB級能力提升.閱讀理解閱讀下面短文，從每題所給的四個選項(xiàng)(A、B、C和D)中，選出最佳選項(xiàng)?！癙reventing obesity(肥胖)and smoking can save lives，but it doesnt save money，”reported researchers.“It

44、was a small surprise，for it is against the common belief，”said Pieter van Baal，who led the study.“But it makes sense.If you live longer，then your costs of the health system will be more.”The researchers found that from age 20 to 56，obese people racked up(累計)the most expensive health costs.But on ave

45、rage，healthy people lived 84 years.Smokers lived about 77 years，and obese people lived about 80 years.Smokers and obese people tended to have more heart disease than healthy people.Therefore in the long run，the thin and healthy group spent about $417，000，from age 20 on.Smokers spent about $ 326，000

46、and obese people $371，000.“The result throws a bucket of cold water onto the idea，based on guesswork，that obesity is going to cost trillions of dollars，”said Patrick Basham，a professor of health politics.“If were going to worry about the future of obesity，we should stop worrying about its financial

47、impact，”he said.“The benefits of obesity prevention may not be seen immediately in terms of cost saving in tomorrows budget，but there are long-term gains，”said Baal.“These are often immeasurable when it comes to people living longer and healthier lives.”In the meanwhile，he said that governments shou

48、ld recognize that successful smoking and obesity prevention programmes mean that people will have a higher chance of dying of something more expensive later in life.“Lung cancer is a cheap disease to treat because people dont survive very long.But if they are old enough to get Alzheimers(早老性癡呆病)one

49、day，they may survive longer and cost more.We are not advising that governments stop trying to prevent obesity，”Baal said.“But they should do it for the right reasons.”【語篇解讀】本文介紹了減肥和戒煙能使我們活得更長久，但是卻不能省錢，也許會花得更多。1Among middle-aged people，whose costs of the health system is the most?AThose who are heavy

50、 smokers.BThose who are overweight.CThose who are too thin.DThose who are suffering from heart attacks.解析：考查細(xì)節(jié)理解。根據(jù)第二段的第一句“The researchers found that from age 20 to 56，obese people racked up(累計)the most expensive health costs”可知，在醫(yī)療費(fèi)用方面花費(fèi)最多的是肥胖的人。答案：B2What can we know about the belief that obesity c

51、osts much?AIt turns out to be incorrect.BIt comes from scientific studies.CIt is based on medical evidence.DIt has changed over the past years.解析：考查推理判斷。根據(jù)第三段的第一句“The result throws a bucket of cold water onto the idea，based on guesswork，that obesity is going to cost trillions of dollars，said Patrick

52、 Basham，a professor of health politics”可推知，肥胖會花費(fèi)很多這一想法事實(shí)上是錯誤的。答案：A3According to the text，governments should prevent obesity for the purpose of _Areducing the risk of suffering cancerBweakening obesitys financial impactCmaking sure of peoples long and healthy lifeDreducing the money spent on medical programs解析：考查推理判斷。根據(jù)最后兩段的內(nèi)容可推知，政府預(yù)防人們肥胖的目的應(yīng)該是讓人們更長壽、更健康。答案：C4What would be the best title for this text?AA recent medical study shows the truth about healthBPreventin