3.1 Unit 3 Environmental Protection Reading and Thinking课件-高中英语人教版选择性必修第三册.pptx

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3.1 Unit 3 Environmental Protection Reading and Thinking课件-高中英语人教版选择性必修第三册.pptx

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Unit3EnvironmentalProtectionReadingandthinkingClimateChangeRequirestheWorld’sAttention

Whatshappeninginthephoto?Whatcausesthesechanges?Acticity1lead-inObserveandtalk

Earthprovidesenoughtosatisfyeveryman’sneeds,butnoteveryman’sgreed.—MohandasK.GandhiWhat’sthedifferencebetween“need”and“greed”?Howdoyouunderstandthequote?Howisitrelatedtothethemeoftheunit?

Let’sseeoneoftheconsequencesthatglobalwarmingbringsabout.

Whatotherconsequencesmayglobalwarmingbringabout?

Skimthegraphandthepictureinthepassage,andfindouttheinformation.Acticity2pre-reading

1.Whatisthetexttypeofthepassage?A.Narration(记叙文).B.ArgumentativeEssay(议论文).C.ExpositoryWriting(说明文).D.PracticalWriting(应用文).

Lookatthegraphbelow.Whatinformationcanyougetfromit?

Acticity3While-readingReadforthegist.

Readforthegist.

problemexamplecauseseffectssolutionsExpositorywritingLookatthestructureofthetextandfindoutthefeatureofexpository.

PartParagraphMainidea11-2TheofdramaticclimatechangethathadanimpactonEarth’secology23The__________oftheincreaseintheglobalaveragesurfacetemperature34Theoftheriseintemperature45ThetoreducinggreenhousegasemissionsLookatthefourpartsofthetextandfillintheblanks.evidencecauseseffectssolutionsReadforthestructure.

Readthetextagainandanswerthequestions.1.Whathappenedtothepolarbearinthephoto?Whydidthewriterwriteaboutit?2.Canyouuseyourwordstodescribehowclimatechangehaveinfluencedthepolarbear’slife?Thepolarbearinthephotodiedofstarvation.Thewriterwroteaboutitbecauseitshowedoneoftheeffectsofrisingtemperaturesduetoclimatechange.Climatechangelowsea-icelevelsbearscouldnothunthadtotravelgreaterdistancestofindfoodstarvedtodeathitsdeadbodyfoundActivity4Readfordetai