【文档说明】《Unit 2 Topic 3 What can we do at home to protect the environment》PPT课件7-九年级上册英语仁爱（科普版）.ppt，共(16)页，4.533 MB，由小喜鸽上传

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Unit2SavingtheEarthTopic3Whatcanwedoathometoprotecttheenvironment?SectionBTypeofgarbage√√√√√plasticbag

spapercupscansnewspapersglassbottlesHowdoyousortthegarbage？A:Ithink...shouldbereused.B:Whatabout...?A:Ithink...ExampleRecycledReusedReduc

edHowtobeagreenerperson?shutofftheelectricityn.电，电能关闭Youshouldshutofftheelectricitywhenyouleavearoom.=You

oughttoshutofftheelectricitywhenyouleavearoom.Wouldyouliketobeagreenerperson?oughtto应该情态动词oughtto+动词原形oughtnotto+动词原形Youshouldtak

eaclothbagwhenyougoshopping.aclothbagn.织物，布料=Yououghttotakeaclothbagwhenyougoshopping.Don'tuseplasticbag

s.=Yououghttowalkorrideabikeinsteadoftakingabusorataxiifyoutravelashortdistance.√√××n.距离Youshouldwalkorrideabikeinsteadoftakingabusorataxiifyoutrav

elashortdistance.Canyoumakemoresentenceswithought(not)to?Workinfour,makemoresentenceswithought(not)to.Themoresentencesyou

make,themorepointsyouwillget.Thenyoucanaskonestudenttospeakoutthesentencesyoumake.1bListento1aandchoosethecorrectanswe

rs.1.JaneandMichaelaremainlytalkingabout_______.A.whyweshouldshutofftheelectricitywhenweleaveB.whatweshouldusewhenwegoshoppingC.howtobeagreenerpe

rson2.Actionsspeaklouderthanwordsmeans____.A.wordsarenotasloudasactionsB.todowellisbetterthantosaywellC.actionscans

peak,butwordscan’tdoitn.行动，行为Actionsspeaklouderthanwords.RemembersomeEnglishidiomsandtrytousethemoften.Easiersaidthandone.说起来容易做起来难。行动胜于

言辞。Listento1aagain,andfindouttheEnglishidioms.1aLook,listenandsay.1cRead1aandcompletethetable.Tobeagreenerperson1

._______________________________whenyouleavetheroom.2.Ifyoutravelashort__________,youshouldn’t_________________,but________________.Sothishelpsto__

_________and____________.3.Whenyougoshopping,you’dbetter_____________insteadofusing_____________.Yououghttoshutofftheelectricitydis

tancetakeabusorataxiwalkorrideabikesaveenergyreduceairpollutiontakeaclothbagplasticbagsJane:Hi,Michael.Wouldyouliketob

ea_____person?Michael:Ofcourse,I’dloveto.Butwhat_____Ido?Jane:First,you_____toshutoffthe_____whenyouleavearoom.Michael:Oh,that’seas

y.What's_____?Jane:Second,you’d_____walkor_____abikeinsteadof_____abusora_____ifyoutravelashortdistance.Michael:That’sright.Itwillsave_____andreducea

ir_____.Jane:Third,takea_____bagwhenyougoshopping.Don'tuse__________.Michael:It'ssoeasytobeagreenerperson.Jane:_____saidtha

n_____.Michael:Well,actions_____louderthanwords.RetellitFindoutthemissingwords.greenershouldoughtelectricitynextbetterridetakingtaxienergypol

lutionclothplasticbagsEasierdonespeakRetell1alikethis:Iwouldliketobeagreenerperson.FirstIoughttoshutofftheelectricityw

henIleavearoom.Second,I’dbetterwalkorrideabikeinsteadoftakingabusorataxiifItravelashortdistance.Itwillsaveenergyandreduceairpol

lution.Third,IwilltakeaclothbagwhenIgoshopping.Iwon’tuseplasticbags.It’seasytobeagreenerperson.1.You____________(应该)thro

wtherubbishintothegarbage.2.Youshould____________(关闭)theelectricitywhenyouleavearoom.3.You’dbetterwalkorrideabike___________(代替)takingabusorataxiifyo

utravelashortdistance.4.It’sso______(容易)tobeagreenerperson.5.______________________________.(行动胜于言辞)Welea

rn:1.Somewords:action,distance,electricity,cloth2.Somephrases:oughtto,shutoff3.Someusefulsentences:(1)Wouldyouliketobeag

reenerperson?(2)First,yououghttoturnofftheelectricitywhenyouleavearoom.(3)Don'tuseplasticbags.(4)Easiersaidthandone.(

5)Well,actionsspeaklouderthanwords.WeCan:1.Usetheproperwaystoprotecttheenvironmentinourlife.2.Talkaboutthegreenerlifestyl

e.•Workingroups,finish2，3,4onPage46.•Memorizetheusefulexpressionsandkeysentencesthatwelearntoday.•PreviewSec

tionC.