高中英語選修六Unit4教學課件-A3演示文稿設計與制作【微能力認證作業(yè)】

精品文檔-下載后可編輯高中英語選修六Unit4教學課件—A3演示文稿設計與制作【微能力認證作業(yè)】1、高中英語選修六Unit4教學課件A3演示文稿設計與制作【微能力認證作業(yè)】高中英語選修六Unit4教學課件【精品課件】3WordsstudyGlobalwarmingUnit4Warming-upreadingI4anoilrefineryanuclearpowerplantwindmillsacoalpowerstationsolarpanelsahydro-electricdam5RenewableEnergyRenewableenergysources,suchasthesun,wind,rain,andplantmatter,naturallyandcontinuallyrenewthe

2、mselves.6traptheheatfromthesunkeepitfromescapingwarmAgreenhouseHowdoesitwork?7Howdoesthisglobalwarmingeabout?Manburnsfossil_-producehugequantitiesofgreenhousegases,esp._-thegasestraph_fromthesunandthereforew_theearth.fuelscarbondioxideheatwarmGreenhouseGreenhouseEffectGreenhousegases8Skimthearticle:

3、Whatarethenamesofthethreescientistsmentionedinthearticle?Whowrotethearticle?Whatisthenameofthemagazine?Tip:InEnglish,somenounsbeginwithacapitalletter,suchasnamesofpeopleandplaces,titlesofmagazines,newspapers,storiesandbooks,peoplestitles,etc.FastReading9Whatisthewritingstyle?A.Expositive(說明文說明文)B.Pr

4、actical(應用文應用文)C.Argumentative(議論文議論文)D.Narrative(記敘文記敘文)Theorganizationofanexpositiveessay:IntroductionAtitleBodyConclusionPara.1Para.2-5Para.610Lookthroughthemaintext:Para.1Para.2-5IIIPara.6IIIPara.7IVIntroductionBodyConclusion11Matchthepartswiththemainideas:Explainhowglobalwarmingesabout.Listtwod

5、ifferentattitudesamongscientiststowardsglobalwarming.Introducethetopicofglobalwarming.Itsuptoreaderstothinkanddecidewhetherpeopleshoulddosomethingaboutglobalwarmingornot.Part1Part2Part4Part312Matchthepartswiththewritingskills:Usingaquestion,leavingreaderstothinkovertheissueRaisingaquestionGivingexle

6、s,makingcontrast(parison)Givingexles,usinggraphs,explanationPart1Part4Part3Part213The2graphsareusedtoexplainpointsbyproviding.evidenceevidenceorargument?Readthe2graphs:Detailedreading14The1stgraphshowstheglobaltbetween1860and.Thetemperatureianddecreasedoverthisperiodbutonthewholeitibyaroundonedegree

7、Fahrenheit.Duringthistime,theearthreacheditsltemperatureinabout1910anditshighestin.Therewasasteadyincreaseinthetemperatureduringthe20yearsafterWecanseefromthegraphthattheearthhasbeewsinceearlylastcentury.emperature20XXncreasedncreasedowest20XXarmerDetailedreadingReadsomethingmoreaboutthe2graphs:15Th

8、e2ndgraphshowstheamountofcdintheatmospherefromtoTheCO2csteadilyioverthisforty-yearperiod.Itwentupfrom315topartspmillion.arbonioxide1957ontentncreased370erTip:Whilereadingagraph,youdbetterpayattentiontothenumbers.Detailedreading16Trueorfalse?(PReadingComprehensionThetemperatureinthelastcenturydidntse

emtoincreasemuch.Everyonebelievesthatglobalwarmingiscausedbytheactivitiesofhumans.JaniceFosterbelievesshecanmeasurethefutureglobalriseintemperature.Theriseincarbondioxideiscausingasteadyincreaseinglobalwarming.GeorgeHambleybelievesthatglobalwarmingwilldogoodratherthanharmtotheearth.Itisclearwhatthee

ffectsofglobalwarmingwillbe.17Whatdothe3scientiststhinkaboutglobalwarming?Dotheyagreewithoneanother?Readthearticlecarefully.Theydontagreewithoneanother.Detailedreading18Theearthisbeingwarmer.Inyouropinion,doesitmatter?Discussion:A:Weshalldosomethingaboutglobalwarming.B:Weshalldonothingaboutglobalwarming.Yourreasons19Ass