Unit13We’retryingtosavetheearth!SectionA1a-2dLearningobjects（學(xué)習(xí)目標(biāo)）Bytheendoftheclass,youwillbeableto…1.Learncurriculumwordsandusefulexpressions:litter,bottom,fisherman,coal,ugly,advantage...2.Talkaboutpollutionandenvironmentalprotection.3.Improveyourlisteningskillsthroughlisteningtrainings.LookatthepicturesandthinkHowistheearthontheleftdifferentfromtheearthontheright?Whyisthishappeningtotheearth?Whatkindofpollutioninthisvideo?pollutionnoisepollutionwhite白色pollutionwaterpollutionairpollutionlight光pollutionsoil油pollutionOurearthishurtbyallkindsofpollution.Whatkindofpollutioncanyouthinkofontheearth?Brainstorm_______pollution_______pollutionairwaterLookandfillintheblanks.Whatkindofpollutiondoesthefollowingpicturebelongto?_______pollutionnoiseHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.loudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephones1a吵鬧的音樂汽車?yán)w機(jī)亂丟廢物船工廠吸煙房屋建設(shè)手機(jī)noisepollutionairpollutionwaterpollutionloudmusicplanesbuildinghousesmobilephonesmachinescrowdscarsplanesfactoriessmokingbuildinghousesburningpowerplantsrubbishlitteringshipsfactorieswastewaterindustrialwasteBeforelistening:MakeapredictionListenandcompletethesentences.Whatwastheproblem?Theriverwas___________.Eventhebottomoftheriverwasfullof________.Therewerenomore_____forfishermentocatch.reallydirtyrubbishfish1b底部befullof充滿請認(rèn)真閱讀句子，分析每空應(yīng)填詞性，預(yù)測所填內(nèi)容Whatcausedtheproblem?Peoplearethrowing_______intotheriver.Factoriesareputting_______intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelpto_________theriver.litterwastegovernmentclosedowncleanup把什么...扔進(jìn)...工廠Tony:Hey,Mark,maybewecouldgoswimmingintheriverlaterthisafternoon.Mark:Idon’tthinkIwanttogo,Tony.Tony:Whynot?Mark:Iwastherelastweekendandtheriverwas

reallydirty.Eventhebottomoftheriverwasfullofrubbish,andtherewerenomorefishforfishermentocatch.Tapescripts:下午晚些時候河底上周非常臟P147Tony:Noway!Itusedtobesoclean.Infact,ithasalwaysbeenthenicestriverinthistown.Mark:Notanymore.Ithinkpeoplearethrowinglitterintotheriver.Factoriesarealsoputtingwasteintotheriver.不可能！再也不是了。usedtodosth.“過去常?！硎具^去習(xí)慣性的動作但如今已不存在Tony:That’sterrible!Weshouldwritetothegovernment.Theyshouldclosedownthefactories.Mark:Goodidea!ButIthinkeveryoneinthistownshouldhelptocleanuptheriver,too.Everyoneshouldplayapart,notjustthegovernment.關(guān)閉參與Role-playtheconversation.Thenmakeyourownconversationsaboutthekindsofpollutionin1a.1cMark:Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Tony:Butitusedtobesoclean!Mark:Yes,butpeoplearethrowinglitterintotheriver.Tony:Everyoneinthistownshouldplayapartincleaningitup!playapartindoingsth.”參與做某事；在做某事上起作用Listentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.2aA.landpollutionB.airpollutionC.noisepollutionD.waterpollutionListeningskill:Youdon’thavetoheareveryword.Justpayattentiontokeywords.2bListenagainandcompletethesentences.1.Theairisbadlypollutedbecausethereare__________ontheroadthesedays.2.Factoriesthatburncoalalso_______theairwithalotof

blacksmoke.carspollutemore煤炭黑煙3.Thereisalsotoomuchrubbishandwaste.People_________________thingseveryday.4.Peoplearealsolitteringin____________likeparks.Thisisturningbeautifulplacesintouglyones.arethrowingawaypublicplaces丑陋1.Whyistheairbadlypolluted?Because？A.thereweremorecarsontheroadthesedaysB.factoriesthatburnedcoal[kaul]stoppollutingtheairwithalotofblacksmokeC.peoplecanhardlyeverseeblueskiesandstarsanymoreJason:Ithinkoneproblemisthattheairisbadlypolluted.Ihardlyeverseeblueskiesanymore.Susan:Yes,andIusedtoseethestarsclearly.Interviewer:Whatdoyouthinkhascausedthisproblem?Susan:Well,therearemorecarsontheroadthesedays.問題幾乎不清楚地星星造成Listenandjudgetrue(T)orfalse(F).Susanthinkstheairisbadlypolluted.Susanusedtoseethestarsclearly.Therearefewercarsontheroadthesedays.Factoriesthatburncoalalsopollutetheairwithalotofblacksmoke.There’stoomuchrubbishandwasteinthestreets.JasonmoreUsetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.2cJason:Theairhasbecomereallypollutedaroundhere.I’mgettingveryworried.Susan:Yes,Iusedtobeabletoseestarsinthesky.Jason:Theproblemisthat...Watchandread2dInterviewer:JasonandSusan,whatareyourideasforsolvingtheseproblems?Jason:Well,tocutdownairpollution,weshouldtakethebusorsubway

insteadofdriving.Susan:Yeah,orrideabike.Thereareother

advantagesofbikeriding.It’sgoodforhealthanditdoesn’tcostanything!解決削減；縮小地鐵而不是優(yōu)點(diǎn)花費(fèi)Interviewer:Greatideas!Whataboutwastepollution?Susan:Mmm,Ithinksimplethingslikebringingabagtogoshoppingcanhelp.Istarteddoingthatayearago.Jason:Me,too.Also,InevertakewoodenchopsticksorplasticforkswhenIbuy

takeawayfood.Iusetheonesathome.可數(shù)名詞，意為“外賣食物”。廢物垃圾簡單的事情開始塑料木制Susan:Andremembertothrowrubbishinthe

binsandkeeppublicplacescleanandbeautifulforeveryone.Interviewer:Sotogether,ouractionscanmakeadifferenceandleadtoabetterfuture!makeadifference意為“影響；有作用”。makeadifferenceto意為“對……產(chǎn)生影響”。difference前面可加修飾語，如big,great等，表示影響的程度。leadto意為“引起（結(jié)果等）；通向（某地）”。remembertodosth.記得去做某事（事情還沒有做）rememberdoingsth.記得做過某事（事情已經(jīng)做了）Retelltheconversationaspromptedbelow.WaystocutdownairpollutiontakethebustakethesubwayrideabikeWaystocutdownwastepollutio