Unit 2 Saving the Earth Topic 1 Section D 示范公开课教学课件【九年级英语上册仁爱版】

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强调过去PresentPerfect强调现在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，创造creative

adj.

创造性的creation

n.创造；创造物While-reading1.政府计划为年轻人创造更多的就业机会。Thegovernmentplansto_______________________________.2.她极富创造力，既赋诗又作画。______________________─shewritespoetryandpaints.createmorejobsforyoungpeopleShe'sverycreative2.Inthefields,farmersusetoomanychemicals

whichdestroythesoil.

在地里，农民使用了太多对土壤起破坏作用

的化肥和农药。定语从句While-reading俯瞰湖泊的房子要价高些。Houses_____________________costmore.whichoverlookthelake3.Toomuchnoisecancausehighbloodpressureaswell.aswell

也，还too,also,aswell“也”都用于肯定句too

—通常句尾，有时用逗号和前句隔开also

—be动词、助动词、情态动词后，实义动词前aswell

—通常句尾，与前句之间无逗号e.g.YouhavebeenthereandIhavebeenthere,too.YouhavebeenthereandIhave

also

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

Nowadays,manypeoplehave________________________.2.动物可以在很多方面帮助人们。

Animalscanhelppeople__________________.3.迈克会打篮球，他跑步也很快。

Mikecanplaybasketball.Herunsfast____________.4.随着工业的发展，污染越来越严重。

______________________________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