Unit13SectionA（1a-2c）-九年级英语全册（人教版）

Unit13We'retryingtosavetheearth!

SectionA1a--2cFreetalkWhat’sthedifference?usedto...butnowWhathappenedinthepicture?Theearthispolluted.LeadinWhatispollution?The

world’sproblemWhatkindofpollutionarethey?airpollutionwaterpollutiondesertificationNaturaldisastersEndangeredanimalPollutionTheearthispolluted.We'reharmingourplanetinsomanyways.noisepollutionwaterpollutionairpollutionloudsoundcarplane...Whatcausedtheseproblems?factorylitteringshipcarshipfactoriesplaneHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.1aloudmusiccars

rubbishplanes

litteringshipsfactoriessmoking

buildinghousesmobilephonesairpollutionlitterv.

乱扔n.

垃圾；废弃物carsfactoriessmokingbuildinghouses(burning,powerplants)noisepollutionwaterpollutionloudmusicplanesbuildinghousesmobilephones(machines,crowds)rubbishlitteringshipsfactories(sewage,pesticides)Lead-in:watchavideoWhatkindofpollutionisit?Waterpollution.Problems:Whatwastheproblem?Theriverwas___________.Eventhebottom([ˈbɒtəm])oftheriverwasfullof_________.Therewerenomore_____forfishermen([ˈfɪʃəmən])tocatch.Reasons:Whatcausedtheproblem?Peoplearethrowing____________intotheriver.Factoriesareputting______intotheriver.ThingstoHelp:Howshouldtheproblembesolved?Weshouldwritetothe___________andaskthemto____________thefactories.Everyoneshouldhelpto________theriver.Let’slistenandfillintheblanks.1b策略：听前标注关键词，判断空词词性，预测听力内容。reallydirtyadj./pron.n.rubbishn.fishn.litter[ˈlɪtə(r)]n.wasten.governmentv.closedownv.cleanupWhile-listeningWhatwastheproblem?Theriverwas_____________.Eventhebottomoftheriverwasfullof_________.Therewerenomore______forfishermentocatch.Whatcausedtheproblem?Peoplearethrowing_______intotheriver.Factoriesareputting______intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelpto__________theriver.reallydirtyrubbishfishlitterwastegovernmentclosedowncleanupcausessolutionproblemEveryoneinthistownshouldplayapartincleaningitup!Listenagainandanswerthefollowingquestions.WhatdoesTonywanttodolaterthisafternoon?

Hewantsto______________________intheriverlaterthisafternoon.goswimmingwithMark2.Howwastheriverinthepast?Itusedtobeso______________________.Ithasbeenthe______________________inthistown.cleannicestriverusedtodosth.“过去常常……”表示过去习惯性但如今已不存在的动作playapartindoingsth.“参与做某事;在做某事上起作用”请跟读对话。Let’sknowmoreaboutwaterpollution.Whatcausesthewaterpollution?Peoplethrowrubbishintotheriver.Factoriesputthewasteintotheriver.Whatcanwedotosolveit?Wecanhelptocleantheriver.Thegovernmentshouldclosedownthefactories.Thegovernmentshouldmakeseriouslawsaboutwaterprotection.Weshouldsavewater.Predcitwhatkindsofpollutionwouldtalkabout.1.Theairisbadlypollutedbecausethereare___________ontheroadthesedays.2.Factoriesthatburncoalalso________theairwithalotofblacksmoke.3.Thereisalsotoomuchrubbishandwaste.People_________________thingseveryday.4.Peoplearealsolitteringin______________likeparks.Thisisturningbeautifulplacesintougly

ones.airpollutionwastepollutionListentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.A.landpollutionB.airpollutionC.noisepollutionD.waterpollution2aLet’slistenandchoosetherightanswers.2a2b策略：听前关注题干中的关键词，判断其逻辑关系，预测听力内容。1.WhichpollutionisNOTmentioned?A.Landpollution.B.Airpollution.C.Noisepollution.2.Whyistheairbadlypolluted?Because_______.A.thereweremorecarsontheroadthesedaysB.factoriesthatburnedcoal[kəʊl]stoppollutingtheairwithalotofblacksmokeC.peoplecanhardlyeverseeblueskiesandstarsanymore3.Howarepeopleturningbeautifulplacesintougly[ˈʌɡli]ones?Peopleare_______A.throwingawaythingslikewooden[ˈwʊdn]chopsticks,plastic[ˈplæstɪk]bowlsandplasticbags.B.litteringinpublic,likehomes.C.collectingtoomuchrubbishandwaste.1.Theairisbadlypollutedbecausethereare________________ontheroadthesedays.2.Factoriesthatburncoalalso__________________theairwithalotofblacksmoke.3.Thereisalsotoomuchrubbishandwaste.People________________thingseveryday.4.Peoplearealsolitteringin___________________likeparks.Thisisturningbeautifulplacesintougly

ones.morecarspollutearethrowingawaypublicplacesadj.丑陋的Workingroups.Eachgroupchooseatopicin2a.Saythewordsorphrasesrelatedtothewordorphrasethattheprevious(前一个的)personsaid.e.g.Landpollutionrubbish

dirtythrowdustbincleanuptreescutdown

farmburn…Post-listening:imaginethatyouareanambassaorofenviromentalprotectioninyourcommunity.Pleasegiveaspeechonanenviromentalproblemanditscausesandsolutions.Post-listening:giveareportTherearemanyseriousproblemaboutourenviroment.Ithinkoneofthemisthat...,I’venoticedthat...(problem)Thatisbecausepeople...,somefactories...(cause)Tosolvethisprobelm,Ithink...(solution)Ibelievethat...(wish)Let’sknowmoreaboutairpollution.Let’sknowmoreaboutsoil/landpollution.Whatcausestheairpollution?Whatcanwedotosolveit?Therearemoreandmorecarsontheroad.Theygiveoffthewastegasintotheair.Factoriesthatburncoalalsopollutetheairwithalotofblacksmoke.Wecanwalkorridethebike,takethebusorsubwayinsteadofdrivingthecar.Wecanplantmoretrees.Thegovernmentshouldclosedownthefactories.Whatcausestheland/soilpollution?Thereistoomuchrubbishandwaste.PeoplearethrowingawaythingseverydayPeopleusetoomanyplasticbags.Whatcanwedotosolveit?Weshouldthrowtherubbishintothebins.Wecanhelptocleanupthestreetsorparks.We'dbetternotusewoodenchopsticksorplasticbowlswhenwebuytakeawayfood.Wecanbringourownbagwhenwegoshopping.Takeactionstoprotectenvironment.Let’sreport.Workingroupsanddescribetheproblemsoflandpollutionandairpollution.Discussion:Whatcanwedotosavetheearthinourlives?Groupwork环保标语征集请你针对各种环保现象设计至少三条以上的环保标语。标语提示句型可参考：

Don't...Weshould...Wecan't/shouldn't...,or...Ifwe...,ourworldwill...Throwrubbishinthebins

（垃圾箱）Takethebusorsubway

insteadofdrivingcarsBringaclothbagtogoshopping

insteadofplastic

bags购物时带上布袋TurnofftheshowerwhenyoufinishwashingTurnoffthelightswhenyouleavetheroomDon'tusenapkins

(餐巾纸）Plantmoretrees离开房间的时候记得关灯savewaternosmokingprotectanimalsDon’twastefood.recyclebooksandpaper=useagain回收利用HelpsavetheearthAsastudent,it'sourdutytothinkofsomewaystosaveourearthinfuture.Dependencebetweenhumanandnature给……写信河底往河里扔垃圾把……打扫干净土地

/

空气

/

噪音

/

水污染把……变成……减少空气污染writeto...

thebottomoftheriver

throwlitterintotheriver

cleanup...

land/air/noise/waterpollution

turn...into...

cutdownairpollution

代替对……有好处外卖食品保持公共场所干净美观影响；有作用带来；导致

insteadof

begoodfor...

takeawayfood

keeppublicplacescleanandbeautiful

makeadifference

leadto

I.根据句意，从方框中选择恰当的单词填空，有的需要变换形式。coal,fisherman,plastic,bottom,advantage,wood,cost,ugly,litter1.Look!Aboyislyingatthe______________ofthestairs.2.Theoldmanlikesnature.Helikeslivinginhissmall_______________houseonthemountain.bottomwooden/woodcoal,fisherman,plastic,bottom,advantage,wood,cost,ugly,litter3.Mostairpollutioniscausedbytheburningoffuels(燃料)like______________,gasandoil.4.Afteryourpicnic,remembertopickupallyour______________.5.Thenewmobilephone______________Sara3,600yuanlastweek.6.Mostofthe______________inthevillagestayedathometodaybecauseofthebadweather.coal

litter

cost

fishermen

coal,fisherman,plastic,bottom,advantage,wood,cost,ugly,litter7.Althoughthemanis______________,hehasakindheart.8.Toprotecttheenvironment,supermarketsdon’tprovidefree_______________bagstoshoppers.9.Ridingbicycleshassomany_____________