Unit 2 Saving the Earth Topic 1 Section D 示范公開課教學(xué)課件【九年級(jí)英語上冊(cè)仁愛版】

Unit2SavingtheEarthSectionDTopic1Pollutionhascausedtoomanyproblems.RevisionFillintheblanksThemanworkingina_________factorygoesdeafbecauseoftheloud_________.(noise/noisy)Burningcoalcan_________theair,andwecallitair_________.(pollute/pollution)Usingtoomanychemicalsinthelandcancause_________foodandit’sbadforpeople’s_________.(health/healthy/unhealthy)Stronglightis_________tooureyesanddoesgreat_________toourbody.(harm/harmful)Mrs.Zhoucanhardly_________becauseofthebadair.Andsheoftencoughsdayandnight,outof_________.(breath/breathe)noisynoisepollutionunhealthyhealthharmfulbreathebreathpolluteharm1.Oh,whata_______!2.Thereareseveralchemicalfactories_______wastewaterintothestream.3.What’s______,thefactorymakestoomuchnoise…4.Noiseis_________tohuman’shealth.5.Peoplewhoworkandliveinnoisyconditionsoften______deaf.6.…manyteenagersinAmericacanhearno______than65-year-oldpeopledo,…7.…doesgreat_______topeople’shearing.shamepouringworsegoharmfulbetterharm

Fillintheblankswiththewordswe’velearntintopic1Revision1.It_______(be)beautifulinthepast.2.Kangkang_______(go)theretwoyearsago.waswentSimplePast強(qiáng)調(diào)過去PresentPerfect強(qiáng)調(diào)現(xiàn)在Pre-readingLearnthegrammarandfillintheblanksSimplePast＆

PresentPerfectwerehashappened

Pre-reading3.There______(be)lotsofflowersandgrass.4.What_________________(happen)here?5.Theflowersandgrass___________(go).6.Everything_____________(change).7.Mrs.Zhou_________(be)likethissincelastweek.8.She___________(notsee)adoctoryet.havegonehaschangedhasbeenhasn’tseenADCReadandchoosethebestanswer()1.Whatisthepassagemainlyabout?A.Airpollution.B.Lightpollution.C.Litter.D.Allsortsofpollution.()2.________destroy(s)thesoil.A.ChemicalsB.WeatherC.NoiseD.Industry()3.Howdopeoplefeelaftertheyworkinstronglightforalongtime?A.Excited.B.Happy.C.Terrible.D.Sad.While-readingPollutionCauseEffectairpollutionburning_____,_____and__________eyesand_________problemssoilpollution_____iseverywhere,usetoomany________________environmentand_________foodnoisepollution_______________placeforalongtimemakepeople_____andcause____________pressurelightpollution_______lightkindsof________,badfor________ReadandcompletethetablegasoilcoalsorebreathinglitterchemicalsdirtyunhealthyworkinanoisydeafhighbloodstrongillnesseseyesWhile-readingLearnthelanguagepoints1.Burninggas,oil,coalcreates

airpollution.

create

v.

造成，創(chuàng)造creative

adj.

創(chuàng)造性的creation

n.創(chuàng)造；創(chuàng)造物While-reading1.政府計(jì)劃為年輕人創(chuàng)造更多的就業(yè)機(jī)會(huì)。Thegovernmentplansto_______________________________.2.她極富創(chuàng)造力，既賦詩又作畫。______________________─shewritespoetryandpaints.createmorejobsforyoungpeopleShe'sverycreative2.Inthefields,farmersusetoomanychemicals

whichdestroythesoil.

在地里，農(nóng)民使用了太多對(duì)土壤起破壞作用

的化肥和農(nóng)藥。定語從句While-reading俯瞰湖泊的房子要價(jià)高些。Houses_____________________costmore.whichoverlookthelake3.Toomuchnoisecancausehighbloodpressureaswell.aswell

也，還too,also,aswell“也”都用于肯定句too

—通常句尾，有時(shí)用逗號(hào)和前句隔開also

—be動(dòng)詞、助動(dòng)詞、情態(tài)動(dòng)詞后，實(shí)義動(dòng)詞前aswell

—通常句尾，與前句之間無逗號(hào)e.g.YouhavebeenthereandIhavebeenthere,too.YouhavebeenthereandIhave

also

beenthere.YouhavebeenthereandIhavebeenthereaswell.While-reading1.如今，很多人患有高血壓。

Nowadays,manypeoplehave________________________.2.動(dòng)物可以在很多方面幫助人們。

Animalscanhelppeople__________________.3.邁克會(huì)打籃球，他跑步也很快。

Mikecanplaybasketball.Herunsfast____________.4.隨著工業(yè)的發(fā)展，污染越來越嚴(yán)重。

______________________________industry,pollutionhasbecome__________________serious.Post-readingCompletethesentenceshighbloodpressureinmanywaysaswellWiththedevelopmentofmoreandmore1.Theyarebadforourhealthinmanyways.They_______________________toourhealthindifferentways.2.Peoplemaylosetheirhearingiftheyworkinanoisyplacefora

longtime.Ifpeopleworkinnoisyconditionsforalongtimetheymayhave

_____________.3.Noisepollutioncanmakepeopledeaf.Peoplemay______deaf_____________noisepollution.Changethesentencesintotheonesthathavethesamemeaningshearinglossgobecauseofareharmful/doharm

Post-readingTherearemany(1)__________ofpollutionaroundus.Theyare(2)______forourhealthinmanyways.Airpollutioncauses(3)__________

eyesand(4)__________problems.(5)________makesourenvironmentdirty.Soilpollution(6)__________thesoiland(7)__________unhealthyfood.Noisepollutionmakespeople(8)__________andcauseshighbloodpressure.Lightpollutionisbadfor(9)__________andcausessomekindsof(10)__________.Withlesspollution,ourplanetwillbecome(11)__________andourhealthwillbebetter.Let’sbegreenerpeople.Completethepassage

kinds/sortsbadsorebreathingLitter

destroyscauses

deafeyes

illnessesgreener

Post-readingThinkanddiscuss

Whatkindofpollutiondoeseachpictureshow?

Whateffectsdoesthepollutioncause?Post-readingMakeawallnewspaperaboutpollution1.Collectsomepicturesaboutpollution.2.Whatkindofpollutiondoeseachpictureshow?Workingroupsanddiscussitsbadeffects.3.Makeaw