人教版英语选修六Unit 4 Global Warming(第一课时)课件1

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globalwarmingBrainstormingWatchavid2SkimmingSkimthearticle:Whatarethenamesofthethreescientistsmentionedinthearticle?Whowrotethearticle?Whatisthenameofthemagazine?SkimmingSkimthearticle:What3SkimmingLet’scheckit:Whowrotethearticle?Whatisthenameofthemagazine?Whatarethenamesofthe3scientists?SophieArmstrongEarthCareDrJaniceFoster,CharlesKeeling,GeorgeHambleySkimmingLet’scheckit:Whowr4Questions

Howhastheglobalwarmingcomeabout?QuestionsHowhastheglobal5

Howmuchdoyouknowaboutglobalwarming?Group-work:Task2:Carefulreading★★★★Task2:Carefulreading★61.Thetemperaturelastcenturydidn’tincreasemuch.2.JaniceFosterbelievesthatglobalwarmingiscausedbyburningfossilfuels.3.Naturalgasisagreenhousegas.4.Carbondioxideisabyproductofburningfossilfuels.FTFT1.Thetemperaturelastcenturyincreasedmuch.4.Naturalgasisnotagreenhousegasbutafossilfuel.FTFT1.Thetemperaturelas75.PeopleacceptCharlesKeeling’sdatabecausehetookaccuratemeasurements.6.Floodingcouldbeoneoftheeffectsoffutureglobalwarming.7.GeorgeHambleybelievesscientistsarejustguessingabouttheeffectsofglobalwarming.8.GeorgeHambleyisworriedabouttheeffectsofcarbondioxideonplantgrowth9.Itisclearwhattheeffectsofglobalwarmingwillbe.TTTFF8.GeorgeHambleythinksthatmorecarbondioxideisapositivethinganditwillmakeplantsgrowfaster.10.Itisunknownwhattheeffectsofglobalwarmingwillbe.5.PeopleacceptCharlesKeelin8Q1.Whatdothe3scientiststhinkaboutglobalwarming?

Q2:Whataretheeffectsofglobalwarming?

Task3Detailedreading:listing(groupwork)★★★Task3Detailedreading:listin9Dr.JaniceFosterCharlesKeelingGeorgeHambleyDotheyagreewithoneanother?theeffectscouldbeveryserious.

Whatdotheythinkaboutglobalwarming?shouldnotworryaboutittheburningofmoreandmorefossilfuelsthatisresultinginabigincreaseincarbondioxide.Dr.JaniceFosterCharlesKeeli10Theeffectofglobalwarming:PositiveeffectsNegativeeffectsGlobalwarming1.Makeplantsgrowfaster.2.Cropswillproducemore3.Encourageagreaterrangeofanimals1.Thesealeveltorise.2.Severestorms,droughts,famines,thespreadofdiseases,andthedestructionofspecies.Theeffectofglobalwarming:11Task4:Trytosumupthemainideaofthepassagewithin30words.

Thetemperatureoftheearthrose_____________________duringthe20thcentury.However,the________havedifferentideasonwhetherit__________whentheearthisbecoming__________.scientistsmatterswarmeraboutonedegreeFahrenheitTask4:Trytosumupthemain12Theearthisbecomingwarmer,inyouropinion,doesitmatter?.DiscussionDiscussion13tsunamiThesealeveltorise.tsunamiThesealeveltorise.14人教版英语选修六Unit4GlobalWarming(第一课时)课件115tornadostornados16SeverestormsdroughtsfaminesthespreadofdiseasesSeverestormsdroughtsfaminesth17destructionofspeciesdestructionofspecies18ABA:Asastudent,whatcanyoudoaboutit?B:Ifyouweretheleaderofourgovernment,whatwouldyoudotoslowdownGlobalwarming?DiscussionABA:Asastudent,whatcany19..Trytoreducetheuseofmotorvehicles..Trytoreducetheuseofmot20electricvehiclebikerunningSolarenergycarelectricvehiclebikerunningSol21PlantingtreesCleaningtherubbishPlantingtreesCleaningtherub22×××√×××√231.Usereusableshoppingbags.2.Walkorrideabike.3.Usepaperonbothsides.4.Neveruseone-useonlyitems.5.Turnofflightswhenleaving.6.Recycleusedbatteries.7.Usecannedfoodordrinkslessoften.1.Usereusableshoppingba241.Givemoneytogreenthesurroundingsandprotecttheforests.1.Givemoneytogreenthesurr252.Encouragepeopletofindandusemorerenewableenergy.2.Encouragepeopletofindand263.Asfortheenterprises,theyshouldreduceemissionanduserenewableenergytomakelesspollution.3.Asfortheenterprises,they274.Makelawstoprotecttheenvironment4.Makelawstoprotecttheenv285.Avoidwhitepollutionandlivealowcarbonlife5.Avoidwhitepollutionandli29Letussaveenergyandprotectenvironmenttogether.Letussaveenergy30ReturnthegreenworldtousReturnthegreenworldtous31针对校园中一些不环保的现象，请你以学生会的名义，写一封倡议书，倡议师生们节约资源，爱护学校和地球。（词数120词）要点如下：1.步行或骑自行车上学，锻炼身体，减少大气污染；2.不浪费水和食物，充分使用纸张；3.不乱扔垃圾，做好垃圾分类（sortouttherubbish）4.离开宿舍或教室时，记得关上灯，节约用电。Homework:WritingDearteachersandstudents,TheStudents’Union针对校园中一些不环保的现象，请你以学生会的名义，写一封倡议书32Let’smakethisworldabetterplace!Haveaniceday.Goodbye!Let’smakethisworldabetter33welcomewelcome34Brainstorming

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globalwarmingBrainstormingWatchavid35SkimmingSkimthearticle:Whatarethenamesofthethreescientistsmentionedinthearticle?Whowrotethearticle?Whatisthenameofthemagazine?SkimmingSkimthearticle:What36SkimmingLet’scheckit:Whowrotethearticle?Whatisthenameofthemagazine?Whatarethenamesofthe3scientists?SophieArmstrongEarthCareDrJaniceFoster,CharlesKeeling,GeorgeHambleySkimmingLet’scheckit:Whowr37Questions

Howhastheglobalwarmingcomeabout?QuestionsHowhastheglobal38

Howmuchdoyouknowaboutglobalwarming?Group-work:Task2:Carefulreading★★★★Task2:Carefulreading★391.Thetemperaturelastcenturydidn’tincreasemuch.2.JaniceFosterbelievesthatglobalwarmingiscausedbyburningfossilfuels.3.Naturalgasisagreenhousegas.4.Carbondioxideisabyproductofburningfossilfuels.FTFT1.Thetemperaturelastcenturyincreasedmuch.4.Naturalgasisnotagreenhousegasbutafossilfuel.FTFT1.Thetemperaturelas405.PeopleacceptCharlesKeeling’sdatabecausehetookaccuratemeasurements.6.Floodingcouldbeoneoftheeffectsoffutureglobalwarming.7.GeorgeHambleybelievesscientistsarejustguessingabouttheeffectsofglobalwarming.8.GeorgeHambleyisworriedabouttheeffectsofcarbondioxideonplantgrowth9.Itisclearwhattheeffectsofglobalwarmingwillbe.TTTFF8.GeorgeHambleythinksthatmorecarbondioxideisapositivethinganditwillmakeplantsgrowfaster.10.Itisunknownwhattheeffectsofglobalwarmingwillbe.5.PeopleacceptCharlesKeelin41Q1.Whatdothe3scientiststhinkaboutglobalwarming?

Q2:Whataretheeffectsofglobalwarming?

Task3Detailedreading:listing(groupwork)★★★Task3Detailedreading:listin42Dr.JaniceFosterCharlesKeelingGeorgeHambleyDotheyagreewithoneanother?theeffectscouldbeveryserious.

Whatdotheythinkaboutglobalwarming?shouldnotworryaboutittheburningofmoreandmorefossilfuelsthatisresultinginabigincreaseincarbondioxide.Dr.JaniceFosterCharlesKeeli43Theeffectofglobalwarming:PositiveeffectsNegativeeffectsGlobalwarming1.Makeplantsgrowfaster.2.Cropswillproducemore3.Encourageagreaterrangeofanimals1.Thesealeveltorise.2.Severestorms,droughts,famines,thespreadofdiseases,andthedestructionofspecies.Theeffectofglobalwarming:44Task4:Trytosumupthemainideaofthepassagewithin30words.

Thetemperatureoftheearthrose_____________________duringthe20thcentury.However,the________havedifferentideasonwhetherit__________whentheearthisbecoming__________.scientistsmatterswarmeraboutonedegreeFahrenheitTask4:Trytosumupthemain45Theearthisbecomingwarmer,inyouropinion,doesitmatter?.DiscussionDiscussion46tsunamiThesealeveltorise.tsunamiThesealeveltorise.47人教版英语选修六Unit4GlobalWarming(第一课时)课件148tornadostornados49SeverestormsdroughtsfaminesthespreadofdiseasesSeverestormsdroughtsfaminesth50destructionofspeciesdestructionofspecies51ABA:Asastudent,whatcanyoudoaboutit?B:Ifyouweretheleaderofourgovernment,whatwouldyoudotoslowdownGlobalwarming?DiscussionABA:Asastudent,whatcany52..Trytoreducetheuseofmotorvehicles..Trytoreducetheuseofmot53electricvehiclebikerunningSolarenergycarelectricvehiclebikerunningSol54PlantingtreesCleaningtherubbishPlantingtreesCleaningtherub55×××√×××√561.Usereusableshoppingbags.2.Walkorrideabike.3.Usepaperonbothsides.4.Neveruseone-useonlyitems.5.Turnofflightswhenleaving.6.Recycleusedbatteries.7.Usecannedfoodordrinkslessoften.1.Usereusableshoppingba571.Givemoneytogreenthesurrou