【文档说明】《Unit 2 Topic 1 Pollution has causes too many problems》课件3-九年级上册英语仁爱（科普版）.ppt，共(21)页，6.633 MB，由小喜鸽上传

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Unit2SavingtheEarthTopic1Pollutionhascausedtoomanyproblems.SectionAA:Wherehaveyoubeen/traveled?B:Ihavebeen/traveledto...Hav

eyoueverhadapicnic?Kangkang,Jane,MariaandMichaelareplanningapicnicforSunday.TheywillgototheWestHill.Whatcanyouseethere?Wecanseebeesandbutterflie

sdancing.beebutterflyIstheWestHillbeautiful?aplacewithbeautifulflowersmanyhillsgreentreesTheflowersandgrasshavegone!Oh

,mygoodness.Whatamess!Look!Thereareseveralchemicalfactoriespouringwastewaterintothestream.=havedisappeared.Isitbeautifuln

ow?Whathashappenedthere?P271amp3wastewaterwastepaperWastewater.浪费水。Don’twastepaper.不要浪费纸。wasteadj.v.Thereareseveralchemicalfactoriespourin

gwastewaterintothestream.有几家化工厂正在往小溪里排放废水。Therebe…doingsth………有……在做某事e.g.Therearesomepeoplewaitingforth

ebusatthebusstop.倒出；倾泻pour…into…把……倒入……e.g.Pourredwineintotheglass.1bListento1aandmarkthewordswithP(Past)orN(

Now).____beautiful____butterflies____dirty____grass____terrible____factory____bees____fresh____clean____wastewaterPPNPN

NPPPN1aListen,lookandsay.1cRead1aandcompletethesentencesinthetable.Thenretell1atoyourpartner.TwoyearsagoNow1.Itwasa__________

_____.2.Therewere_______________________.3.Theairwas_______________________andyoucouldsee_______________________.1._________

__________havegone.2.Thewateris________andsmells___________.3.Thereareseveral________________pouring_______________intothestream.4._____________has

changed.beautifulplacelotsofflowersandgrassfreshandthewaterwascleanbeesandbutterfliesdancingTheflowersandgrasssodirtyt

erriblechemicalfactorieswastewaterEverything2Workinpairs.Lookatthepicturesandmakeupconversationssimilartotheexamp

lewithyourpartner.Example:A:TherewerelotsofflowersandgrasswhenIvisitedthevillagelastyear.B:Butnowtheflowersandgrasshavegone.A:Whathashappe

nedhere?B:Thevillagershavedestroyedthem.lake/fishfactory/pollutehill/treesfarmers/cutdownvillage/flo

wersandgrassvillagers/destroy4Workingroupsandtalkaboutpollutioninaplaceyouarefamiliarwith.Thefollowingsentencesmayhelpyou

.…ago,itwas…Now,…have/hasgone.Whathashappened?Everythinghaschanged.Oh,mygoodness!3A.Listentothesentencesandnumberthepictur

es.5321461.People_______________toomanytrees,soIdon’thaveenoughleavestoeat.2.Iliveintreesbutnowmanytre

es__________.3.Ilikeleavesandgrass,butnowthey_________________.4.I__________hungryformonthsbecauseof

lessbamboo.5.Humanpollutedthesea,soI_______________.6.Thewater__________manyyearsago.Butit_______________formetolivein

now.B.Listenagainandcompletethesentences.havecutdownhavegonehavedisappearedhavebeendon’tlivehappilywascl

eanistoodirty单项选择()1.Look!Therearesomeboys________ontheplayground.A.playfootballB.areplayingfootballC.

playingfootballD.playsfootball()2.—I’msorryIcan’tgoshoppingwithyou.Iamill.—________A.Whatamess!B.Whatashame!C.Whatapity!D.BandC()3.—Don

’t________water.Wemustsaveeverydropofit.—Sorry,Iwon’tdoitagain.A.wasteB.throwC.playD.leaveCDA用所给动词的适当形式填空。1.WhenIenteredtheroom,Is

awMaria________(read)aChinesebook.2.Whatashame!Theflowersandtreesinthepark_________(go).3.Everything_____________(change)inthepastfewyear

s.4.Pandasdon’thaveenoughbamboos________(eat)nowbecauseofthepollution.5.—Wherehavetheybeen?—They__________(be)totheGreatWall.They_____

__(have)agoodtimetherethedaybeforeyesterday.readinghavegonehaschangedtoeathavebeenhad1.Expressexclamation:Wh

atamess!Whatashame!Oh,mygoodness!2.KnowthedifferencesbetweenSimplePastandPresentperfect.Itwasabeautifulplace.Everythinghaschanged.1.Somewo

rds:bee,butterfly,mess,shame,several,pour,waste,destroy,pollute,goodness2.Somephrases:seesb.doingsth.pour…into..

3.Somesentences:Thereare…doing…Homework1.Read1a.2.WriteapassageaccordingtoPart4.3.FinishSectionAinyo

urworkbook.4.PreviewSectionB.Thankyou.