仁爱英语九年级上册Unit-2-Topic-1-Section-D.ppt

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1、Unit2SavingtheEarthTopic1PollutionhascausedtoomanyproblemsSectionD城北学校It_____(be)beautifulinthepast.Kangkang_______(go)theretwoyearsago.Theflowersandgrass___________(go).Everything_____________(change).Mrs.Zhou____________(be)likethissincelastweek.She______________(notsee)ado

2、ctoryet.waswenthavegonehaschangedhasbeenhasn’tseenSimplepast强调过去Presentperfect强调现在Theyarecausedbypollution.Therearemanykindsofpollutionaroundus,airpollutionlightpollutionlitterwaterpollutionsoilpollutionnoisepollutionincluding预习导纲一.读1a短文，在短文中划出下列短语。1.许多种污染___2.在我们周围____3.对我们的

3、健康有害__4.在许多方面__5.造成空气污染___6.随着人口的增长___7.工业的发展__8.用太多的化学药品____9.破坏土壤_____10.导致高血压_______11.长时间在喧闹的地方工作________12.做绿色环保人士________13.呼吸问题________14.长时间在强光下工作_______二.读下列句子，翻译并探究。Burninggas,oil,coalcreatesairpollution.译：___________Workinginstronglightforalongtimemaycausesomekinds

4、ofillness.译:__________探究：两句的划线部分均为_____短语。当其在句中作____语时，应看作___数。createv.__，___;creativeadj.创造性的creationn.创造；创造物生物练一练：①Asweknow,______(getup)early____(be)goodforourhealth.②Healthandwealth__beauty.健康和财富能创造美丽.A.disturbB.createC.bearD.destroy2.Withtheincreaseinpopulationandthedeve

5、lopmentofindustry,litteriseverywhere.译：___________Withlesspollution,ourplanetwillbecomegreenerandourhealthwillbebetter.译：______探究：两句划线部分均为with加____短语构成介词短语在句中作____状语。练一练：___thedevelopmentofindustry,Chinaisbecomingstrongerandstronger.A.WithB.WithoutC.InD.During1.Thefarmersusec

6、hemicalstoomuchintheirfields,so_____isdifficulttostop.A.airpollutionB.soilpollutionC.waterpollutionD.noisepollution2.Thebossmadethechildlaborers______for12hourseveryday.A.workB.workimgC.toworkD.worked3.Ifweworkina_________placeforalongtime,we’llfeeluncomfortableandunpleasant.

7、A.loudB.noisyC.noisilyD.sound4.Thereare________kindsofpollutionontheearth.A.quitealittleB.muchC.quiteafewD.alot5.Howlonghaveyouknownhim?I’veknownhim_.A.twoyearsagoB.sincelastyearC.twoyearsD.intwoyears当堂训练BABCBReadthroughSectionsA-Candfillintheblankswiththecorrectwords.Grammar

8、I_____(go)theretwoyearsago.There______(be)lotsofflowersandgrass.What