英语人教版九年级全册Unit13Section A 第一课时(1a -1c) .ppt

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1、SectionA第一课时(1a-1c)Unit13We’retryingtosavetheearth.人教版九年级下册执教：李廷平LanguageGoalTalkaboutpollutionandenvirnmentalprotectionObjectivesTotalkaboutairpollution,waterpollutionandsoundpollution.Tothinkaboutwaysofprotectingtheenvironment.Tolearnthenewwords:advantage,scie

2、ntificlitterv.乱扔n.垃圾；废弃物bottomn.底部；最下部fishermann.钓鱼的人seriouspollutionWeareharmingourplanetinsomanyways.伤害airpollutionsoilpollutionwaterpollutiontheearthsongbyMichaelJackson!!!Factoriespourdangerousgasesintotheair.Carsalsopourdangerousgasesintotheair.tailgasairpo

3、llution!Theweatherisalwaysfoggy.Wecan’tseethebluesky.Wecan’tbreathethefreshair.Doyouknowwhy?Factoriesproducetoomuchdangeroussmoke.Thetrafficproducestoomanyfumes.Somepeoplesmokeinpublicplaces.Dad,what’stheacidrain?Naturalresourcesaredisappearingatadangerousrate.以

4、危险的速度GroupOneGroupTwoGroupThreeHelpsavetheearthWemustthinkofbetterwaytotreatourplanetinfuture.Whatdoyouusuallydo?AreyouafriendoftheEarth?Takethisquiz.STARTYoudrinkacanofcola.Whatdoyoudo?Ithrowawaycans.Irecyclecans.Youthrowawaythecans.That’sbadfortheEarth.Yourecy

5、clethecans.That’sgoodfortheEarth.Therearealotofoldnewspapersatyourhome.Whatdoyoudo?Ithrowtheoldnewspapersaway.Irecycletheoldnewspapers.Youthrowoldnewspapersaway.Youwastepaper.That’sbadfortheEarth.Yourecycleoldnewspapers.Yousavepaper.That’sgoodfortheEarth.Yougosh

6、opping.Whatdoyoudo?Iusealotofnewplasticbags.Iusemyownbag.Youusealotofnewplasticbags.That’sbadfortheEarth.Youuseyourownbag.That’sgoodfortheEarth.Whenyouwriteonapieceofpaper,whatdoyoudo?Iwriteononesideonly.Iwriteonbothsides.closedownthefactories;helptocleanuptheri

7、ver;takethebusorsubway;rideabike;bringabagtogoshopping,throwrubbishinthecans;turnoffthelightswhenyouleavearoom;usepaperorresusablebags;recyclebooksandpaper;turnofftheshowerwhenyouwashyourhair;don'tusenapkins;rethink,reuse,recycle......solutionsindustryharmfulcos

8、twoodenplasticaffortn.工业adj.有害的v.花费adj.木制的adj.塑料的v.支付的起Wordsandexpressionsmakeadifferencetakepartinturnoffpayforcutdownleadto起作用；有影响参加关掉付费；付出代价减少导致Wordsandexpressions