复习必备秋高中英语 Unit 4 Global warming同步练习 新人教版选修6.docx

1、复习必备秋高中英语 Unit 4 Global warming同步练习 新人教版选修6Unit 4 Global warming话题诵读 日积月累导语你知道全球变暖会给人类的生活和环境带来哪些变化吗？Short and Long Term Effects of Global WarmingClimate changeGlobal warming is causing the temperature of the earth to rise slowly，causing massive global changes to our natural environment.Rising sea le

2、velGlobal warming is rapidly melting glaciers around the globe，causing a rising sea level and possibly coastal flooding and other weather problems in the future.Ecosystem changesGlobal warming is changing certain ecosystems throughout due to temperature fluctuations.Animals and plants are being forc

3、ed to adapt to this，and，as a result，are dying off.Breakdown of the ozone layerGlobal warming is creating holes in the ozone layer，primarily from human use of products that emit poisonous chemicals.The ozone layer absorbs UV radiation from the sun.The holes are causing amounts of poisonous chemicals

4、present in our breathing air to increase at a rapid rate.词海拾贝1glacier n冰川2ecosystem n生态系统3fluctuation n波动4ozone n臭氧5emit vt.发出，放射问题思考1What effects is global warming causing?_2Is it serious to have holes in the ozone layer?_答案：1.Climate change，rising sea level，ecosystem changes and breakdown of the o

5、zone layer.2Yes，it is.自主预习 步步提高词汇识记.将单词与其正确释义连线1consume A图表；曲线图2graph B现象3phenomenon C燃料4fuel D平均的5trend E趋势；倾向6mild F温和的；温柔的7consequence G环境；情况8circumstance H贡献9average I消费；消耗10contribution J结果答案：1I2A3B4C5E6F7J8G9D10H.根据所给汉语提示写出单词1_ n洪水；水灾2_ vt.反对；反抗3_ adj.平稳的；持续的4_ adj.分布广的；普遍的5_ vt.拥护；提倡，主张6_ n污染

6、；弄脏答案：1.flood2.oppose3.steady4.widespread5.advocate6.pollution.根据英语释义写出单词1_：a quick look2_：an amount or a number of sth3_：to pay money regularly to support a charity4_：to express something in speech or writing， especially in a definite or formal way5_：happening or chosen without any definite plan，ai

7、m or pattern6_：to take a particular direction7_：a sudden event resulting in great loss and misfortune8_：the limits between which sth varies；a set of products of a particular type答案：1.glance2.quantity3.subscribe4.state5.random6.tend7.catastrophe8.range.选用短语的适当形式完成句子keep on；be opposed to；come about；re

8、sult in；subscribe to；go up；quantities of；even if1There are large _ rain in this area.2Do you know how global warming _?3I have never _ the view that schooldays are the happiest days of your life.4If you want to make the kite _， pull the string hard，and then release it slowly.5His careless speech _ m

9、uch argument.6We _ the practice of power politics between nations.答案：1.quantities ofes about3.subscribed to4go up5.resulted in6.are opposed to.领会句子所用的句型并译成汉语1That probably does not seem much to you or me，but it is a rapid increase when_compared_to other natural changes._2There_is_no_doubt_that the e

10、arth is becoming warmer (see Graph 1)and that it is human activity that has caused this global warming rather than a random but natural phenomenon._3Without the “greenhouse effect”，the earth would_be about thirtythree degrees Celsius cooler than it is._答案：1.这个数值对你我来说可能是无所谓的，但是跟其他自然变化相比较而言，这却是一种快速的增长

11、。2毫无疑问，地球是在变暖(见表一)，而地球变暖正是人类活动导致的，并非是一种无规律的自然现象。3如果没有“温室效应”，地球温度将比现在低大约33摄氏度。语篇理解课文表层理解.判断正(T)误(F)1The temperature in the last century did not seem to increase much.()2Everyone believes that global warming is caused by the activity of humans.()3Janice Foster believes that she can measure the future

12、global rise in temperature.()4The rise in carbon dioxide is causing a steady increase in global warming.()5George Hambley believes that global warming will do good rather than harm to the earth. ()6It is clear what the effects of global warming will be.()答案：1.T2.T3.F4.T5.T6.F.读课文回答问题1What do they th

13、ink about global warming？Do they agree with one another?_2What are the two graphs about in the text?_3What is the main topic of the article?_答案：1.There are some very different attitudes among scientists towards this issue.Some think the effects will be terrible, while some others believe that we sho

14、uld not worry about it.2The 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 to 1997.3Global warming/The warming of the earth.表格填空The burning of 1._ like coal，natural gas and oil to

15、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 the 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 mill

16、ion 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 degrees 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 dise

17、ases.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 will encourage a greater range of animals.答案：1.fossil fuels2.one3.increased4.3155.1006.sea level7.droughts8.species9.quicker10.more课文深层理解.读课文匹配段落大意1P

18、ara.1AThe cause of the earths becoming warmer2Para.2 BThe consequence of burning fossil fuels3Para.3 CThe increase of carbon dioxide4Para.4 DGlobal warming 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.B

19、4.C5.D6.F7.E.阅读P26P27文，选择最佳答案1Who found out the amount of carbon dioxide in the atmosphere from 1957 to 1977?ADr Janice Foster. BCharles Keeling.CGeorge Hambley. DSophie Armstrong.2The author probably agrees that_Aactually global warming is good for manBwe should do nothing about the global warmingC

20、catastrophes will happen if the globe keeps on warmingDa lot remains to be found out about the effects of global warming3Whats the main idea of the second paragraph?AThe cause of the earths becoming warmer.BThe consequence of burning fossil fuels.CThe increase of carbon dioxide.DGlobal warming will

21、go on.4According 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 futureDmore animals will make greenhouse gases decrease5We can infer from the text that_Athe debate about the effects of gl

22、obal warming 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 atmosphereDreducing greenhouse gases will immediately decrease the earths temperature答案：1.B2.D3.A4.B5.A知识聚焦 讲练互动要点直击1. consume vt.消费；消耗；耗尽；

23、吃完；毁灭(教材原句P25)Make a list of the things that consume energy in your home，school，or any other places you can think of.列举一下在你家里、学校里或者其他任何你能想到的地方的消耗能量的东西。She consumed most of her time in reading.她把大部分时间都花在读书上。The electricity industry consumes large quantities of fossil fuels.电力工业消耗大量的矿物燃料。 归纳拓展be consu

24、med with.被所折磨consume sth in(doing)sth把用在(做)某事上timeconsuming adj.耗费时间的consumer n消费者consumption n消费量 即学即练单句语法填空。Her old car _ (consumer) much fuel.单句改错。He was consumed of guilt after the accident._完成句子。The kids soon _ on the table.孩子们一会儿工夫就把桌子上的食品全部吃光了。She didnt pass the exam，because she _ TV.她考试不及格，因

25、为她把大部分时间都花在看电视上了。答案：consumedofwithconsumed all the foodconsumed most of her time in (watching)2when引导的省略句(教材原句P26)That probably does not seem much to you or me，but it is a rapid increase when compared to other natural changes.这对你我来说很可能是无所谓的，但是跟其他自然变化相比而言，这却是一种快速的增长。句式分析when compared to.是时间状语从句的省略，其完

26、整形式为：when it is compared to.英语中有时为了避免重复，在不损害句子结构或不引起误解的原则下，往往省去一个或多个句子成分或单词。在以when，while等连词引导的时间、条件、方式、让步等状语从句中，常常省略相同的主语或作主语的代词it以及be动词，而保留现在分词、过去分词、介词短语、不定式等。When compared to our small flat，Bills house seemed like palace.和我们的小公寓相比，比尔的房子就像是宫殿。 归纳拓展状语从句中的省略用法：If(I am)given another chance，I will do i

27、t much better.要是再得到一次机会，我会把它做得更好。Even if (I were) invited to the party，I wouldnt go.即使受邀参加聚会，我也不会去。 即学即练单句语法填空。When _ trouble，she always goes to her teacher for help.I wont go to the party even though _ (invite)完成句子。_, he is sure to get well.如果再给他同样的治疗，他肯定会痊愈的。_，you should remain silent at the conference.除非被邀请讲话，否则你应该在会上保持沉默。答案：ininvitedIf given the same treatment againUnless invited