选修六-Unit4--reading-公开课

GlobalwarmingUnit44.Theaccumulationofsentencepatterns1.Featuresofthearticle2.ThemainideaandthedetailsofeachparagraphTeachingAims3.Whatmethodsdidthewriterusetomakehisargumentmoreconvincing?twographs,(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.this编者按Whatismainlydiscussedinthepassage?A.Howserioustheglobalwarmingcouldbe.B.Whateffectsoftheglobalwarmingwillbe.C.Whathascausedtheglobalwarmingandwhetheritmatters.D.Whattheglobalwarmingis.（2mins）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’opinion1.Thereisnodoubtthattheearthisbecomingwarmer(seeGraph1)andthatitishumanactivitythathascausedthisglobalwarmingratherthanarandombutnaturalphenomenon.毫无疑问,全球正在变暖,而全球变暖是人为的,并不是随意的自然现象。(B6P26)句型Thereisnodoubtthat...毫无疑问……仿写根据汉语意思完成下列英语句子。⑴毫无疑问,庆祝圣诞节活动是一种了解西方文化的好方式。____________________________thecelebrationforChristmasisagoodwayoflearningaboutwesterncultures.Thereisnodoubtthat⑵毫无疑问,过多的电脑游戏会对学生的健康有不良影响。_______________________thattoomanycomputergamescan__________________________________onstudents’health.haveabadeffect/influenceThereisnodoubt2.Somebyproductsofthisprocessarecalled“greenhouse”gases,themostimportantoneofwhichiscarbondioxide.这个升温过程的一些副产品就叫做“温室”气体,其中最重要的是二氧化碳。(B6P26)句型the+最高级+oneof+which/whois...其中最……的是……仿写将下列句子译成英文。⑴这里有很多的动画片,其中最受欢迎的是喜羊羊与灰太狼。Herearemanycartoons,____________________isHappySheepandGrayWolf.themostpopularoneofwhich⑵我有三个姐姐，其中最年轻的三年前去了美国。Ihavethreesisters,_________________wenttoUSAthreeyearsago.theyoungestoneofwhomHomework: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).