英语人教版九年级全册Unit 13sectionB 3a-3b.ppt

Unit13Weretryingtosavetheearth!,SectionB3a-3b,Dontwastepapernapkins.,Howcanwedotohelpsavetheearth?,Takingyourownbagswhenshopping.,Classifiedgarbage,n.分类/klsfad/,Leaveyourcarathome.Takeabusorrideyourbiketowork.,Turnoffthelightswhenyouleavearoom.,Turnofftheshowerwhileyouarewashingyourhair.,recyclebooksandpaper,v.回收利用；再利用,Whatshouldwedotosavetheearth?,Turnoffthelightswhenweleavearoom.,Takeourownbagswhenshopping.,Rideabike.,Recyclepaper.,Dontwastepapernapkins.,Whatshouldgovernmentsdotosavetheearth?,Theyshouldclosedownthefactoriesthatputwasteintotheriver.,Setupalotofdustbinsonthestreet.,Stoppeoplefromusingwoodenchopsticks,plasticbowlsandbags.,Organizepeopletocleanupthestreetsandrivers.,Thinkabouttheenvironmentinyourtown/cityandcompletethechartbelow.,Whichpartsofthetown/cityhaveaniceenvironment?Whyaretheynice?Whichpartsneedtobeimproved?Why?,3a,park,theairisclean,streets,somanytrees,restaurants,cleanandtidy,river,alotofrubbish,somanycars,air,toomanyfactories,streets,3b,Writing,Writealettertothecitymayorabouttheproblemsandyoursuggestions.,Inyourletter,describetheenvironmentalproblemsinyourtown/city.1.Whataretheproblems?2.Wherearethey?3.Whatorwhoiscausingtheseproblems?,Then,givesuggestionsorpossiblewaystosolvetheproblems.IthinkthatWeshould/couldIsuggest,写作指导,本次写作内容是一封写给市长的信，信中首先要介绍你所在城市存在有哪些环境问题，是谁造成的这些问题，然后提出解决这些环境问题的方法和措施，可以结合3a中列举的问题和前面学过的解决办法来完成这封信。,Step1ThinkandFill（想一想，填一填）,审题体裁：_人称：_时态：_,第一人称,一般现在时态、（一般将来时）,议论文,Step2经典范文展示,DearSirorMadam,Environmentalproblemsarebecomingmoreandmoreseriousallovertheworld.Withthedevelopmentofthesociety,therearetoomanycarsonthestreetsinourcity.Carshavemadetheairunhealthyforpeopletobreathe.Blacksmokeandpoisonousgasaregivenoffbyfactories.Factoriesalsoputwasteintotheriver.Andwhereverwego,wecanfindrubbish.,Nowmoreandmorepeoplehaverealizedtheseproblems.Ithinkthatgovernmentsshouldclosedownthefactoriesanddeveloplawstostoppeoplefromdrivingcarseveryday.Isuggesteveryoneinthistownshouldhelptocleanuptheriverandthestreets.Weshouldcalloneveryoneinthetowntothrowrubbishinthedustbins.Ihopetheproblemwillbesolvedinthenearfutureandourhomewillbecomebetterandbetter.Yourstruly,LiHua,作文格式1.当今的环境问题问题。2.对于保护环境，你的建议。3.呼吁大家保护环境。,Step3Structurize（列一列）,Step4结合下列提示,写一封给市长的信,结合下列提示，写一封给市长的信,用词方面,代词主格,宾格；名词单复数；动词搭配；副词位置,句子方面,篇章方面,细节方面,句子完整；主谓一致；动词时态；连词使用,内容完整；要点齐全；布局合理,单词拼写；标点符号；大小写,Step5Check（查一查）,Appreciating&Evaluating欣赏与评价,Afterwriting,请交换习作互相欣赏，用红笔划出对方的亮点,并对不足的地方