Unit8We’retryingtosavetheearthI.Revision(1)Writedownthesephrases.停止乘小汽车回收纸用纸巾好好利用用垃圾建造房倒置经营小生意回复,归还旧玻璃瓶拆下一个有创意的大脑开一个小店更受欢迎的作品给他人带来欢乐(2)Talkabout2bwithyourpartner.II.Presentation(1)Whatshouldwedotosavetheearth?Turnoffthelightswhenweleavearoom.Takeourownbagswhenshopping.Rideabike.Recyclepaper.Don’tusepapernapkins.(2)Whatshouldgovernmentsdotosavetheearth?Theyshouldclosedownthefactoriesthatputwasteintotheriver.Setupalotofdustbinsonthestreet.Stoppeoplefromusingwoodenchopsticks,plasticbowlsandbags.Organizepeopletocleanupthestreetsandrivers.III.Writing(1)Workon3a.Whichpartsofthetown/cityhaveaniceenvironment?Whyaretheynice?Whichpartsneedtobeimproved?Why?GoodenvironmentWhyBadenvironmentWhyFillinthechartaboutyourcity.(2)Workon3b.Writealettertothecitymajorabouttheproblemandyoursuggestions.Inyourletter,describetheenvironmentalproblemsinyourtown/city.①Whataretheproblems?②Wherearethey?③Whatorwhoiscausingtheseproblems?Then,givesuggestionsorpossiblewaystosolvetheproblems.Ithinkthat…Weshould/could…Isuggest…本次写作内容是一封书信,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。OnepossibleversionDearSir/Madam,Environmentalproblemsarebecomingmoreandmoreseriousallovertheworld.Withthedevelopmentofthesociety,therearetoomanycarsonthestreetsinourcity.Carshavemadetheairunhealthyforpeopletobreathe.Blacksmokeandpoisonousgasaregivenoffbyfactories.Factoriesalsoputwasteintotheriver.Andwhereverwego,wecanfindrubbish.Nowmoreandmorepeoplehaverealizedtheseproblems.Ithinkthatgovernmentsshouldclosedownthefactoriesanddeveloplawstostoppeoplefromdrivingcarseveryday.Isuggesteveryoneinthistownshouldhelptocleanuptheriverandthestreets.Weshouldcalloneveryoneinthetowntothrowrubbishinthedustbins.Ihopetheproblemwillbesolvedinthenearfutureandourhomewillbecomebetterandbetter.IV.SelfCheck1.Writedifferentformsofthewords.Thenaddmoretoeachgroup.v.—n.pollute---act---protect---inspire---build---create---farm---sing---travel---drive---run---write---n.—adj.fame---wood---science---health---south---care---rain---cloud---luck---help---color---day---adj.—n.sunny---noisy---harmful---beautiful---different---important---woolen---adj.—adv.slow---wide---sudden---real---quick---true---possible---happy---loud---quiet---heavy---easy---angry---good---2.Matcheachstatementwiththegrammarstructure.StatementGrammarTheriverusedtobesoclean.PresentprogressiveWehaveseenmanychangesintheenvironment.ModalverbsPeopleshouldtakepublictransportationmore.PassivevoiceTheriverispollutedbyfactories.usedtoTheairpollutionisgettingworseandworse.Presentperfect3.Writewaystocutdownonthesekindsofpollution.KindsofpollutionWaystocutdownwaterpollutionlandpollutionnoisepollutionairpollutionV.HomeworkFinishyourpassageof3b.