英语教材解读人教九年级上册九年级Unit13

绿水青山就是金山银山Greenwatercastlepeakisthejinshansilver.Checkifyouknowthesephrases.1,不同种类的污染differentkindsofpollution.2,把垃圾扔进河里throwinglitterintotheriver.3,海洋生态系统theocean'secosystem.Revision4,在中国南部insouthernChina5,对···有害beharmfulto6,有益于健康begoodforhealth7,拯救鲨鱼savethesharks8,采取行动takeaction9,在······顶部或顶端atthetopof

10,河底thebottomoftheriver11,在······方面起作用playapartin

Howcanwedotohelpsavetheearth?RevisionDon'tusedisposablechopsticksandbowlsandplasticbagsDon'tthrowrubbishintotheriver.weshouldbringabagtogoshoppingWeshouldtakethebusorplane,ridethebikesinsteadofdriving.

Weshouldaskthegovernmenttoclosedownthefactories.Everyoneshouldhelptocleanuptheriver.plantmoretreesWeshould…

savewaterturnoffthelightswhenweleavetheroomgotoschoolonfootWe'retryingtosavetheearth.presentprogressiveTheriverusedtobesoclean.usedtoTheairisbadlypolluted.passivevoiceNoscientificStudieshaveshownthatsharkfinsaregoodforhealth.presentperfectWeshouldhelpsavethesharks.ModalverbsGrammar

FOCUS4aFillintheblankswiththecorrectformsoftheverbsinbrackets

Joe:

youever

(take)partinanenvironmentalproject?

Ken:yes,Ihave.I

(help)withaClean-UpDaylastyear.Itwas

(consider)thebiggestclean-upprojectthiscity

ever

(have)

consideredHavetakenhelpedhadhadJoe:Howmanypeople

(take)part?ken:I

(think)morethan1,000people

(come)tohelpout.Joe:That'sfantastic!Iguesseveryoneinthiscityis

(try)toimprovetheenvironment.

ken:Yes,wecan'taffordto

(wait)anylongertotakeaction!tookthinkcametryingwait4bFillintheblankswiththeappropriatemodalverbsfromthebox

People

thinkthatbigthings

bedonetosavetheearth.Manyforgetthatsavingtheearthbeginswithsmallthings.Forexample,canwouldcouldhavetoshouldmustmay/mightmaymustyousaveelectricitybyturningoffthelightswhenyouleavearoom.You

alsousereusablebagsinsteadofplasticbags.Ithinkit'sagreatideathatyounow

payforplasticbagsinsomestores.should/cancan/could/shouldhaveto/must

Andinsteadofdrivingtoschoolorwork,you

rideyourbikeorwalk.Ifit'sfar,you

takethebus.Allthesesmallthingsaddupandbecomebigthingsthat

improvetheenvironment.Let'stakeactionnow!should/couldcan/could4cMakealistofthingsthatpeoplecandotohelptheenvironmentanddiscussyourlistwithyourpartner.usepublictransportationA:Ithinkthateveryoneshouldusepublictransportation.B:Idisagree.It'sdifficultforparen