新人教选修6 Unit4 Global warming-Reading[阅读课件].ppt

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1、高二英语选修6Unit4GlobalWarmingReadingTHEEARTHISBECOMINGWARMER-BUTDOESITMATTER?MadeBy广东省茂名市电白县电海中学邵秀金1.Comparedtothepastfewyears,what’stheweatherlikethisyear?2.Doyouwanttocheckitout?Herearesomepicturesbasedontheactuallifescenesintheseyearsforyoutoreferto.QuestionsInaddition,youmayturntoG

2、raph1.onPage26tofindoutthechangesofthetemperaturesfromlong-termaverage.Question:Doyouthinkthewholeworldisbecomingwarmerandwarmer?Butdoesitmatter?Thisisthetopicwearegoingtodiscussfortoday.Unit4GlobalWarmingReadingTheEarthIsBecomingWarmer–ButDoesItMatter?FastReadingGlancequicklyatthemagazin

3、earticleandanswerthequestions.SophieArmstrongwrotethemagazinearticle.Thenameofthemagazineis“Earthcare”.2.Whatarethenamesofthethreescientistsmentionedinthearticle?TheyareDr.JaniceFoster,CharlesKeelingandGeorgeHambley.1.Whowrotethemagazinearticle?Whatisthenameofthemagazine?3.Whatdotheythink

4、aboutglobalwarming?Dotheyagreewithoneanother?Theydon’tagreewitheachother.Somethinktheeffectswillbeterrible,whilesomeothersbelievethatweshouldnotworryaboutit.Dr.JaniceFosterthinkstheeffectsofglobalwarmingcouldbeveryserious.GeorgeHambleythinksglobalwarmingwillbemildwithfewbadenvironmentalco

5、nsequences.4.Whatarethetwographsabout?Graph1showsthetemperatureincreaseofonedegreeFahrenheitfrom1860to2000.5.Whatisthemaintopicofthearticle?Globalwarming/Thewarmingoftheearth.Graph2isaboutthecarbondioxidecontentintheatmospherefrom1957to1997.TrueorfalseReadthearticlecarefullyandfinishPart2

6、onPage271.Thetemperaturelastcenturydidn’tincreasemuch.()2.Everyonebelievesthatglobalwarmingiscausedbytheactivitiesofhumans.()3.JaniceFosterbelievesthatglobalwarmingiscausedbyburningfossilfuels.()4.Naturalgasisagreenhousegas.()5.Carbondioxideisabyproductofburningfossilfuels.()FFTFT6.People

7、acceptCharlesKeeling’sdatabecausehetookaccuratemeasurements.()7.Floodingcouldbeoneoftheeffectsoffutureglobalwarming.()8.GeorgeHambleybelievesscientistsarejustguessingabouttheeffectsofglobalwarming.()9.GeorgeHambleyisworriedabouttheeffectsofcarbondioxideonplantgrowth