选修六 Unit4 reading-公开课.ppt

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1、GlobalwarmingUnit4Theearthisbecomingwarmer-butdoesitmatter?4.Theaccumulationofsentence patterns1.Featuresofthearticle2.ThemainideaandthedetailsofeachparagraphTeachingAims3.Whatmethodsdidthewriterusetomakehisargumentmoreconvincing?twographs,(图表）themaintextintwoc

2、olumns,(栏）Thetitle-aquestion;,theparagraphonthetopinbold（粗体）,...FeaturesofthearticleWhereisthepassageprobablytakenfrom?A.atravelguide.B.asciencemagazine.C.Anewspaper.D.anadvertisementsection.Duringthe20thcenturythetemperatureoftheearthroseaboutonedegreeFahrenhe

3、it.Thatprobablydoesnotseemmuchtoyouormebutitisarapidincreasewhencomparedtoothernaturalchanges.Sohowhasthiscomeaboutanddoesitmatter?EarthCare’sSophieArmstrongexploresthesequestions.Topicsentence?Generallyspeaking,theparagraphonthetopisabrief___________tothepassa

4、ge.ItiscalledEditor’sNote.introductionWhodoesmereferto?Ascientist.B.SophieArmstrong.C.Aneditor.thetemperatureoftheearthroseaboutonedegreeFahrenheit.this编者按Whatismainlydiscussedinthepassage?A.Howserioustheglobalwarmingcouldbe.B.Whateffectsoftheglobalwarmingwill

5、be.C.Whathascausedtheglobalwarmingandwhetheritmatters.D.Whattheglobalwarmingis.（2mins）Readingtips—skimthetitleandPara1:Title:THEEARTHISBECOMINGWARMER–BUTDOESITMATTER?Para1:…howhasthiscomeaboutanddoesitmatter?happenCarefulreadingHowhasthiscomeaboutanddoesitmat

6、ter?What’sthequestionthathasconfusedusalot?Whowrotethemagazinearticle?What’sthenameofthemagazine?SophieArmstrong.EarthCare.Readingtips:InEnglish,somenounsbeginwithacapitalletter(大写字母),suchasnamesofpeopleandplaces,titles(标题)ofmagazines,newspapers,storiesandbooks

7、,people’stitles(头衔),etc..PartIglobalwarmingFromGraph1,wecanseethetemperatureoftheearth_______about____degreeFahrenheitfrom1860-2000.Thereisnodoubtthat________________________(seeGraph1)andthatitis____________thatcausedthisglobalwarming.Para1increasedtheearthisb

8、ecomingwarmer.onehumanactivityPara2Howdoeshumanactivitycausetheglobalwarming?theburningoffossilfuelstoproduceenergygreenhousegasesatmospherelargequantitiesofextracarbondioxi