Unit 2 Saving the Earth Topic 3 Section B 示范公開課教學(xué)課件【九年級英語上冊仁愛版】_第1頁
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Unit2SavingtheEarthSectionBTopic3Whatcanwedoathometoprotecttheenvironment?Warming-upFreetalkDoyouagreewiththesebehaviors?Why?Pre-listeningLookandfillintheblanks

shutoffreducegrowrecycleridecoveruseA.Saveelectricity.________

theelectricitywhenyou

arenotusingit.ShutoffB._________bothsides

ofthepaper.UseC._________fruitand

vegetablesyourself.GrowD.___________boxes

andplasticbottles.RecyclePre-listening

shutoffreducegrowrecycleridecoveruseE.________waste.Don’t

buycupsorboxeswhich

canbeusedonlyonce.ReduceF.________panswhen

youarecooking.CoverG.Tryto_______abike

whenyoutravel.rideListenandfillintheblanksTheearthisourhome.Somethingswehavedonearegoodfortheearthw____somearebad.Wehavepollutedtheearth,a____itissicknow.Wec____downtoomanytrees,solotsofrichlandhasc_______intodesert.Factoriesp_____wastewaterintorivers.Pollutionhascausedmanys______problems.Theearthiscryingforhelp.Whatshallwedotosaveit?Weshouldplantmoretrees,r_______thewasteweproduce,r________thewastepaperandsoftdrinkcans,andridebikestoreduceairpollution.Ithinkweshouldtrytobeg_______peopletoprotectourearth.Afterall,wehaveonlyoneearth.Weshoulddoe___________toprotectit,orwe’llbepunishedandloseourhome.hilenduthangedoureriouseduceecyclereenerverythingWhile-listeningWhile-listeningListenandchoosethecorrectanswers1.JaneandMichaelaremainlytalkingabout_______.A.whyweshouldshutofftheelectricitywhenweleaveB.whatweshouldusewhenwegoshoppingC.howtobeagreenerperson2.Actionsspeaklouderthanwordsmeans_______.A.wordsarenotasloudasactionsB.todowellisbetterthantosaywellC.actionscanspeak,butwordscan’tdoitCBPost-listeningRead1aandcompletethetableTobeagreenerperson1.________________________________whenyouleavetheroom.2.Ifyoutravelashort________,youshouldn’t_________________,but_________________.Sothishelpsto___________and___________________.3.Whenyougoshopping,you’dbetter________________insteadofusing____________.YououghttoshutofftheelectricitydistancetakeabusorataxiwalkorrideabikesaveenergytakeaclothbagplasticbagsreduceairpollutionRetell1aaccordingtothetablePost-listeningTobeagreenerperson1.Yououghttoshutofftheelectricitywhenyouleavetheroom.2.Ifyoutravelashortdistance,youshouldn’ttakeabusorataxi,butwalkorrideabike.Sothishelpstosaveenergyandreduceairpollution.3.Whenyougoshopping,you’dbettertakeaclothbaginsteadofusingplasticbags.Youcandolikethis:Iwouldliketobeagreenerperson.FirstIoughttoshutofftheelectricitywhenIleavearoom.Second,I’dbetterwalkorrideabikeinsteadoftakingabusorataxiifItravelashortdistance.Iwillsaveenergyandreduceairpollution.Third,IwilltakeaclothbagwhenIgoshopping.Iwon’tuseplasticbags.It’seasytobeagreenerperson.Post-listening2.Second,you’dbetterwalkorrideabikeinsteadoftakingabus…1.First,yououghttoshutofftheelectricity…Languagepointssb.oughttodosth.=sb.shoulddosth.sb.oughtnot/oughtn’ttodosth.=sb.shouldn’tdosth.Oughtsb.todo…?=Shouldsb.do…?情態(tài)動(dòng)詞,表示“應(yīng)該”hadbetter最好hadbetterdosth.hadbetternotdosth.

代替;而不是insteadof+n./pron.insteadof+v.ing停止;關(guān)掉(電源)Post-listeningCompletetheblanksYou____________(應(yīng)該)throwtherubbishintothegarbage.Youshould____________(關(guān)閉)theelectricitywhenyouleavearoom.You’dbetterwalkorrideabike______________(代替)takingabusorataxiifyoutravelashortdistance.It’sso______(容易)tobeagreenerperson.___________________________________.(行動(dòng)勝于言辭)ought

toshutoffinsteadofeasyActionsspeaklouderthanwordsPost-listeningExample:A:`Wha(t)doyou`often`dotobea`greenerperson?B:Well.`I`always`shutofftheelectricitywhenI`amnot`usingit.A:`Good.`Whataboutyou,`John?C:…Repeattheexampleafterthetape,thensurveyyourgroupmembersaboutwhattheydotobegreenerpeople.Post-listeningDoasurveyingroupsMakeareportabouthowtobegreenerpeoplebasedonthesurvey.Post-listeningMakeareportSample:Protectingtheenvironmentisourduty.Wecandomanythingsforit.First,usebothsidesofthepaper.Second,shutoffthelightswhenweleavetheroom.Third,walkorrideabikewhenwetravelashortdistance.…Actionsspeaklouderthanwords.Weshouldtakeactionsnow!SummaryKeywordsandphrases:electricity,distance,cloth,action,oughtto,shutoff,hadbetter,insteadofdoingsth.,begoodfor,changeinto,pourinto,afterallKeysentences:First,yououghttoshutofftheelectri

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