人教版必修六

人教版必修六第1頁/共22頁①Whatarethey?

②Whatarethesebuildingsmadeof?③What’stheuse?greenhouse/glassAgreenhouseisusedfor_____________,especiallyduring____weather.Pre-readingTurntoPre-reading1,Page25.Read&answer.growingplantscold第2頁/共22頁_____theheatfromthesunkeepsitfrom_____________theairupHowdoesagreenhousework?trap…from…:keepsthinaplace存住來自…的…trapsescapingheats第3頁/共22頁Intheatmospheresurroundingtheearththerearegases,whicharecalled“greenhousegases”.methane[?mi:θe?n]

watervaporcarbondioxideGreenhousegases?第4頁/共22頁Whatdoyouthinkgreenhousegasesdo?Greenhousegases_____theheatofthesunandtherefore______theearth.Itisknownas__________________.Nowadaysourearthisbecoming_____________________.greenhouseeffecttrapwarmwarmerandwarmer第5頁/共22頁Theearthisbecomingwarmer-butdoesitmatter?ReadingPage26第6頁/共22頁SkimmingSkimthebodypart(7paras):Para.1Para.2-5IIIPara.6IIIPara.7IV★★★★IntroductionBodyConclusion第7頁/共22頁Mainideaofeachpart

Part1(1)B.Introduceadebateovertheissueofglobalwarming.Part2(2-5)

A.Howglobalwarmingcomesabout.D.

Listtwodifferentattitudesamongscientiststowardsglobalwarming.C.It’suptoreaderstothinkanddecidewhetherpeopleshoulddosomethingaboutglobalwarmingornot.Part4(7)Part3(6)第8頁/共22頁1.Whowrotethemagazinearticle?2.Whatisthenameofthemagazine?

Part.I(1)Answerthequestions.SophieArmstrong.ThenameisEarthCare.Introduceadebateovertheissueofglobalwarming.Readingtips:

InEnglish,somenounsbeginwithacapitalletter(大寫字母),suchasnamesofpeopleandplaces,titles(標(biāo)題)ofmagazines,newspapers,storiesandbooks,people’stitles(頭銜),etc..第9頁/共22頁3.Whatismainlydiscussedinthepassage?

A.Whathascausedtheglobalwarmingandwhetheritmatters.

B.Whateffectsoftheglobalwarmingwillbe.

C.Howserioustheglobalwarmingcouldbe.

D.Whattheglobalwarmingis.SkimmingReadingtips—skimthetitleandPara1:

Title:THEEARTHISBECOMINGWARMER–BUTDOESITMATTER?Para1:…h(huán)owhasthiscomeaboutanddoesitmatter?★★★第10頁/共22頁P(yáng)art.II(2-5)Howglobalwarmingcomesabout.Everyonebelievesthatglobalwarmingiscausedbythe_______________.humanactivities2._____hascausedtheincreaseincarbondioxide.A.Theburningofmoreandmorefossilfuels.B.Thenaturalphenomenon.第11頁/共22頁carbondioxideFossilFuel(礦物燃料)coaloilgas●●●●●●produce第12頁/共22頁Whatarethetwographsabout?Graph1showsthetemperaturedifference(溫度差異)from1860to2000.Graph2showsthecarbondioxidecontent(二氧化碳含量)intheatmospherefrom1957to1997.Graph1:Graph2:第13頁/共22頁P(yáng)art.II(2-5)Howglobalwarmingcomesabout.Theriseincarbondioxideiscausingasteadyincreaseintemperature.第14頁/共22頁burningfossilfuelsmoreheattrapped

resultin

byproductprocessmoreCO2GlobalWarming第15頁/共22頁P(yáng)art.III(6)Listtwodifferentattitudesamongscientiststowardsglobalwarming.Tip:

Youcanknowsomebody’sopinionthroughunderstandinghisorwhathesaid.WhatdoDr.JaniceFosterandthescientistGeorgeHambley

thinkabouttheresultsofglobalwarming?Dotheyagreewithoneanother?

quotations(引言)

第16頁/共22頁

Dr.JaniceFosterGeorgeHambleyCarbondioxidehascausedtheglobaltemperatureto__________.Anincreaseoffivedegreeswouldbea____________andcouldbe______________.Morecarbondioxideisa__________thing,whichmakescrops__________andwillencourage__________________animals.goupcatastropheveryseriouspositiveproduceagreaterrangeofThedifferentideasbetweenDr.JaniceFoster&GeorgeHambley第17頁/共22頁Dr.JaniceFosterthinkstheeffectsof

globalwarmingcouldbeveryserious.GeorgeHambley

thinksglobalwarmingwillbemildwithfewbadenvironmentalconsequences.

Theydon'tagreewitheachother.Para6第18頁/共22頁P(yáng)art4(7)DebateA:Weshalldosomethingaboutglobalwarming.B:Weshalldonothingaboutglobalwarming.Doesthatmeanweshoulddonothing?Or,aretheriskstoogreat?第19頁/共22頁Doesglobalwarmingmatter?Positiveeffects

Negativeeffects

第20頁/共22頁

SummaryThispassageaimsatshowingushowglobalwarming____________.__________________hascausedthisglobalwarming.Italsointroducestwodifferent_________ofscientiststowardstheincreaseoftemperature.Dr.Jani