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

Unit2SavingtheEarthSectionBTopic1Pollutionhascausedtoomanyproblems.Warming-upairpollutionwaterpollutionLookandtalkDoyouknowthesetypesofpollution?Whatarethey?Warming-upsoilpollutionlitterpollutionnoisepollutionlightpollutionPre-listeningPayattentiontothesoundsandstress'noisepo'llution'lightpo'llution'waterpo'llution'soilpo'llution'litter'airpo'llutionCompletethesentenceswiththewordsandphrasesin3a1.Peoplepourwastewaterintoriversandlakes,so______________isalmosteverywhereinChina.2.______________makespeoplesick.Itcausesbreathingproblems

andevencancer.3.Insomecities,there’stoomuch________________causedby

manycars.4._______________isharmfultobirds.Also,whenweusetoo

manylightsatnight,wewasteenergy.5._________makesamessofourenvironment,sopeopleshouldn’t

throwitaround.waterpollutionAirpollutionnoisepollutionLightpollutionLitterPre-listeningbreathingproblemstoomuchtoomanybeharmfultomakeamessofLearnwordsandexpressions呼吸困难breathn.

呼吸

breathev.

呼吸

+不可数名词toomuchnoise太多噪音+可数名词复数toomanyproblems太多问题=doharmto对……有害（尤指对健康或环境）把……弄得乱七八糟Pre-listeningthrow…aroundgetapainin…producemakemychesthurtwhat’sworse到处扔…………感到疼痛v.=make(tosell)生产，制造让我胸口疼痛更糟糕的是Pre-listeningawfulinabadmoodbearsolvetheproblemadj.=verybad很坏的，极讨厌的心情不好v.

忍受，承受解决问题Pre-listeningDeareditor,I’mwritingtosaysomethingaboutthechemicalfactorynearmyhouse.Thefactorycauses_____________(toomany/toomuch)problems.First,itproducesterriblegas,anditishardforusto________(breathe/breath).What’sworse,thefactorymakesalotofnoise.Wecan’tsleepwellatnight.Italsopollutestherivernearby.Nowtherearemany________(die/dead)fishintheriver.IthinkpeopleshouldcarefortheseproblemsandIhopethegovernmentwillsolvethemsoon.

Yours,KangkangCompletethepassagetoomanybreathedeadPre-listening1.Thereare________booksintheshop.Idon’tknowwhichonetochoose.A.toomany B.toomuchC.verymuch D.too2.—Don’tsmoke.It’s________toourhealth.—Sorry,Iwon’tdoitagain.A.harm B.harmfulC.harms D.harmed3.Hehasaheadache.Hefeelsdifficult________.A.breathe B.breathC.tobreathe D.tobreathChoosethebestanswerPre-listening4.SheissonoisythatIcan’t________her.A.see B.knowC.bear D.understand5.—Howlonghaveyou________this?—Foraweek.A.liked B.beenC.beenlike D.like6.Ifyouarealways________,itwillbebadforyourhealth.A.inagoodmood B.inabadmoodC.ingoodhealth D.inneedPre-listeningQuestion

1.____What’swrongwithyou?

2.____Howlonghaveyoubeenlikethis? 3.____Wherehaveyoubeen? 4.____Haveyouseenadoctor? 5.____Haveyounoticedthedeadfishintheriver? Listenandcheckthequestionsyouhear

While-listening

Question Answer1.____What’swrongwithyou? _____2.____Howlonghaveyoubeenlikethis? _____3.____Wherehaveyoubeen? _____4.____Haveyouseenadoctor? _____5.____Haveyounoticedthedeadfishintheriver? _____

cbadListenandmatcheachquestionwithananswer

While-listeninga.Notyet.c.It’sdifficultformetobreathe.b.I’vebeenlikethissincelastweek.d.Oh,yes.Readandanswerthequestions1.WhatcausedMrs.Zhou’sproblems?2.WhatwillKangkangdo?Thebadairandtoomuchnoise.Hewillwritetothenewspaperabouttheseproblems.Post-listeningActitoutPost-listeningSample:A:Ithinkwecanaskforhelpfrom

thegovernment…B:Yes,itisagoodidea.Wealso…Post-listeningDiscussWorkinpairs.TalkabouttheotherwaystosolveMrs.Zhou’sproblems?Summary1.Keywordsandphrases:pain,produce,awful,bear,harmful,chest,editor,breathe/breath,soil,getapainin…,

what’sworse,toomuchnoise,inabadmood,solvetheproblem,toomanyproblems,

breathingproblem,beharmfulto,makeamessof,throw…around2.Keysentences:It’sdif