Unit 6 Earth first Developing ideas Reading课件(共53张PPT，内嵌音频)2024-2025学年高一英语外研版必修第二册.pptx

Unit6Earthfirst;Attheendoftheclass,youllbeableto:;Chectout;;;;;ThinkPredict;Papershoppingbagsarebetterthanplasticones.;ReadDecide;Whatsreallygreen?;;;;;;;Figureoutthestructureofthepassage.;;Areyouawareofanyother“greentruths”thatarenottrue?Sharethemwiththeclass.;;;ChangingYourPersonalHabits;Turnlightsoffwhentheyaren’tinuse;StayingGreenontheMove;;Topic:Areelectriccarsreally“green”?

Description:Electriccarsrunonelectricityandtheydon’tburngasolineatall;thereforetheydon’temitCO2,thuscreating“zeroemission”(零排放).;Explanation:Althoughdrivinganelectriccardoesnotcauseanyairpollution,thepollutionmainlycomesfromtheproductionofitsbatteryandtheelectricityusedtokeepitrunning.Theproductionoftheelectricbatteriesrequireslithium(锂).Alargeamountofenergyisusedonminingandprocessingthismetal.Meanwhile,theelectricitybywhichelectriccarsarepoweredismainlyfromburningcoalorgas.Allofthesecontributetocarbonemissions.Consequently,electriccarsaren’treallygreen.;;1.Ittakeshundredsofyearsforplastictobreakdown,butmuchlesstimeforpaper.;breakdown还意为：

Theplanwasgood,butitbrokedown,becausepeoplewereunwillingtocooperate.

Wearesorrytoarrivelate,butthecarbrokedown.

Yourhealthwillbreakdownifyouworktoohard.

Theyoungwomanbrokedownintears.

;【语境应用】翻译句子。;2.However,makingapaperbagusesfourtimesasmuchenergyasmakingaplasticbaganduptothreetimestheamountofwater.;egWhenyoustudythelocalmap,youwillfindthistownisthreetimesasbigasthatone.

=Whenyoustudythelocalmap,youwillfindthistownisthreetimesbiggerthanthatone.

=Whenyoustudythelocalmap,youwillfindthistownisthreetimesthesizeofthatone.;【语境应用】单项选择。

1)Peter’sjacketlookedjustthesameasJack’s,butitcost

______his.

A.asmuchtwiceas