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1、人教版高中英语选修六Unit-4-ReadingThe earth is becoming warmer and warmer.Which of the following can cause global warming?ACDE 高二英语选修高二英语选修6.Listen to the text and sum up the main idea of each paragraph.Para.1Athe cause of the earths becoming warmerPara.2 Bthe consequence of burning fossil fuelsPara.3 Cthe in
2、crease of carbon dioxidePara.4 Dglobal warming will go onPara.5 Epuzzles about global warming Para.6 Fdifferent attitudes to global warmingPara.7 G.an introduction to the passage The structure of the passage List two different attitudes List two different attitudes among scientists towards global am
3、ong scientists towards global warming.warming.1 Illustrate how global warming Illustrate how global warming comes es about.2-5Part 1(para.1)Part 1(para.1)Part 2(para.2-5)Part 2(para.2-5)Part 3(para.6)Part 3(para.6)Part 4(para.7)Part 4(para.7)An introduction of the passage An introduction of the pass
4、agePuzzles about global warming.Puzzles about global warming.Part 1:Para 11.Who wrote the magazine article?2.What is the name of the magazine?Earth Care.Sophie ArmstrongListen,read and thinkPart 2:Para 2-5Listen,read and think1.What is Graph 1 about?2.How has the global warming come about?Graph 1 sh
5、ows the temperature _from _ to _.is increasing18602000It is _ _ that has caused this global warming.human activity3.Greenhouse gases include _ .A.water vapor B.natural gas C.carbon dioxide D.methane E.fossil fuels.A C DPart 2:Para 2-5Listen,read and think 4.Read and fill in the blanks.heatsunwarmLis
6、ten,read and thinkPart 2:Para2-5Greenhouse effect happens when gases trap _ from the _ and therefore _ the earth.Part 2:Para 2-5(1)The levels of CO have increased greatly over the past 150 years.(2)Graph 2 shows CO content in the atmasphere,1957-1997.(3)Most scientists accept the data made by Charle
7、s Keeling.(4)The amount of warming could be as high as 1 degree.5.Do“T”or“F”exercise:100-150FFFTAll5 degrees22Listen,read and thinkPart 3:Para.6 The different ideas between Dr.Janice Foster&George Hambley.Dr.Janice FosterGeorge HambleyCarbon dioxide has caused the global temperature to _.An increase
8、 of five degrees would be a _ and could be _.More carbon dioxide is a _ thing,which makes crops _ and will en-courage _.go upcatastrophevery seriouspositiveproducea greater range of animalsThe author probably agrees that_.A.actually global warming is good for human.B.catastrophes will happen eventua
9、lly due to global warming.C.a lot remains to be found out about the effects of global warmingPart 4:Para 7Listen,read and thinkFill in the blanks according to the text.Many scientists like Dr Janice foster believe that people have caused the increase in the earths temperature by _(burn)fossil fuels
10、like coal,natural gas and oil to produce energy whose byproducts _(call)“greenhouse”gas,the most important one being carbon dioxide.These gases trap heat _ the sun and therefore warm the earth,without _ the earth _(be)about thirty-three degree Celsius cooler than it is.burningare calledfromwhichwoul
11、d be But an increased amount of carbon dioxide _(mean)that more heat energy tends to be trapped in the atmosphere _(cause)the global temperature to go up.On _ other hand,scientists like George Hambly predict that any warming will be mild with few bad _(environment)consequences.In fact,more carbon di
12、oxide is _(actual)a positive thing.meanscausingtheenvironmentalactually What should we do to What should we do to stop global warming?stop global warming?.Try to reduce the use of motor vehiclesbikerunningPlanting treesCleaning the rubbishCleaning the rubbishAssignment1.Write an argumentation titled“Environment Protection”based on the viewpoints in the text and yours.2.Preview the language points in the text and find out your difficult points.Lets make this world a better place!谢谢