选修6unit4reading 精品课件

GlobalwarmingUnit43.Whatmethodsdidthewriterusetomakehisargumentmoreconvincing?1.Featuresofthearticle2.ThemainideaandthedetailsofeachparagraphTasksofDiscussion1012345678900987654321054321010:9876543210twographs,(图表）themaintextintwocolumns,(栏）Thetitle-aquestion;,theparagraphonthetopinbold（粗体）,...FeaturesofthearticleWhereisthepassageprobablytakenfrom?A.atravelguide.B.asciencemagazine.C.Anewspaper.D.anadvertisementsection.Duringthe20thcenturythetemperatureoftheearthroseaboutonedegreeFahrenheit.Thatprobablydoesnotseemmuchtoyouormebutitisarapidincreasewhencomparedtoothernaturalchanges.Sohowhasthiscomeaboutanddoesitmatter?EarthCare’sSophieArmstrongexploresthesequestions.Topicsentence?Generallyspeaking,theparagraphonthetopisabrief___________tothepassage.ItiscalledEditor’sNote.introductionWhodoesmereferto?A.Ascientist.B.SophieArmstrong.C.Aneditor.thetemperatureoftheearthroseaboutonedegreeFahrenheit.thisWhatismainlydiscussedinthepassage?A.Howserioustheglobalwarmingcouldbe.B.Whateffectsoftheglobalwarmingwillbe.C.Whathascausedtheglobalwarmingandwhetheritmatters.D.Whattheglobalwarmingis.Readingtips—skimthetitleandPara1:Title:THEEARTHISBECOMINGWARMER–BUTDOESITMATTER?Para1:…howhasthiscomeaboutanddoesitmatter?happenCarefulreadingHowhasthiscomeaboutanddoesitmatter?What’sthequestionthathasconfusedusalot?Whowrotethemagazinearticle?What’sthenameofthemagazine?SophieArmstrong.EarthCare.Readingtips:InEnglish,somenounsbeginwithacapitalletter(大写字母),suchasnamesofpeopleandplaces,titles(标题)ofmagazines,newspapers,storiesandbooks,people’stitles(头衔),etc..globalwarmingFromGraph1,wecanseethetemperatureoftheearth_______about____degreeFahrenheitfrom1860-2000.Thereisnodoubtthat________________________(seeGraph1)andthatitis____________thatcausedthisglobalwarming.Para1increasedtheearthisbecomingwarmer.onehumanactivityPara2Howdoeshumanactivitycausetheglobalwarming?theburningoffossilfuelstoproduceenergygreenhousegasesatmospherelargequantitiesofextracarbondioxide(byproducts)goingupofglobaltemperatureDoescarbondioxidealwaysbringharmtotheearth?No.Itpreventstheearthfrombecomingtoocold.Para3-4FromGraph2,wecanseethecarbondioxideintheatmosphere___________________________________Allthescientistsacceptthedataandagreethatitis_______________________________________thathasresultedinthisincreaseincarbondioxide.Howhighwillthetemperatureincreasego?wentupfrom315partstoaround370partspermillionAshighas5degreesPara5Theattitudesofscientiststowardsthisrisearecompletelydifferent.Dr.JaniceFosterGeorgeHambleyThetrendwhichincreasesthetemperatureby5degreeswouldbeacatastropheWeshouldnotworryaboutthehighlevelsofcarbondioxide…negativepositive▲riseofsealevel▲storms▲floods▲droughts…▲plantsgrowquicker▲cropsproducemore▲agreaterrangeofanimals…ontheonehand,….ontheotherhandPara6:Theauthorprobablyagreesthat______A.actuallyglobalwarmingisgoodforman.B.weshoulddonothingabouttheglobalwarming.C.catastropheswillhappeniftheglobekeepsonwarming.D.alotremainstobefoundoutabouttheeffectsofglobalwarming.Whatisthewriter’sattitudetowardstheeffectsofglobalwarming?A.positiveB.objectiveC.negativeWhatmethodsdidthewriterusetomakehisargumentmoreconvincing?CharlesKeelingfoundthatbetweentheseyearsthecarbondioxideintheatmospherewentupfromaround315partstoaround370partspermillion.Dr.JaniceFosterexplains:“Thereisanaturalphenomenon….causingtheglobaltemperaturetogoup.”2graphSdatascientists’discoveriesquotesAllscientistssubscribetotheviewthattheincreaseinthe…agreewithscientists’opinionHelpme,helpyou,helpeveryone.ReturnGREENtotheearth!Helpme,helpyou,helpeveryone.ReturnGREENtotheearth!Homework:WritingRecently,Iwanttoturntolow-carbonlifestyle,wouldyoupleaseoffermesomesuggestionstohelpmedobetter?1.clothing2.driving3.eating4.working1）Firstly,whynot...?Ifyoudothis,...2）Secondly,youshould/can...Inthisway,...3）Thirdly,itwouldbeagoodideaif.../Bydoingthis,...Usinglinkingwordsandreasonstomakeyoursuggestionslogical(有逻辑的).