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reading 人教選修6unit4globalwarming greenhouse whatisthegreenhousemadeandusedfor agreenhouseismadeofglassandisusedforgrowingplants especiallyduringcoldweather greenhousegases what sgreenhouseeffect greenhouseeffect unit4globalwarming readthetextquicklyandfindtheanswertothequestions scanning 1 whowrotethemagazinearticle whatisthenameofthemagazine 2 whatarethenamesofthethreescientistsmentionedinthearticle sophiearmstrong earthcare drjanicefoster charleskeeling georgehambley 3 whatdotheythinkaboutglobalwarming dotheyagreewithoneanother theydon tagreewitheachother dr janicefosterthinkstheeffectsofglobalwarmingcouldbeveryserious georgehambleythinksglobalwarmingwillbemildwithfewbadenvironmentalconsequences charleskeelingbelievesitistheburningofmoreandmorefossilfuelsthatisresultinginabigincreaseincarbondioxide 4 whatarethetwographsabout 5 whatisthemaintopicofthearticle thefirstgraphshowsthetemperatureincreaseofonedegreefahrenheitbetween1860to2000 thesecondgraphshowsthecarbondioxidecontentintheatmospherefrom1957to1977 globalwarming thewarmingoftheearth skimming 1 thetemperaturelastcenturydidn tincreasemuch 2 everyonebelievesthatglobalwarmingiscausedbytheactivitiesofhumans 3 janicefosterbelievesthatglobalwarmingiscausedbtheburningfossilfuels 4 naturalgasisagreenhousegas 5 carbondioxideisabyproductofburningfossilfuels readthepassagecarefullyandjudgewhetherthestatementsaretrueorfalse f f f t t 6 peopleacceptcharleskeeling sdatabecausehetookaccuratemeasurements 7 floodingcouldbeoneoftheeffectsoffutureglobalwarming 8 georgehambleybelievesscientistsarejustguessingabouttheeffectsofglobalwarming 9 georgehambleyisworriedabouttheeffectsofcarbondioxideonplantgrowth 10 itisclearwhattheeffectsofglobalwarmingwillbe f f t t t detailedreading howmanypartscanthetextbedividedinto 1 2 4 5 10 11 debate groupa weshalldosomethingaboutglobalwarming groupb weshalldonothingaboutglobalwarming getintogroupsofsix decidewhichthreeinyourgrouparegoingtoagreewiththestatementandwhichthreearegoingtodisagreewiththestatement groupadiscusswhytheyagreewiththestatement groupbdiscusswhytheydisagree groupaandbgettogether telleachotherthereasonswhyagreeordisagreewiththestatement instructions 1 readthepassageagainandreviewthenewwordsande

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