【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...Haveyoueverhadapicn

ic?Kangkang,Jane,MariaandMichaelareplanningapicnicforSunday.TheywillgototheWestHill.Whatcanyouseethere?Wecanseebeesandbutter

fliesdancing.beebutterflyIstheWestHillbeautiful?aplacewithbeautifulflowersmanyhillsgreentreesTheflow

ersandgrasshavegone!Oh,mygoodness.Whatamess!Look!Thereareseveralchemicalfactoriespouringwastewaterintothestream.=havedisappeared.Isi

tbeautifulnow?Whathashappenedthere?P271amp3wastewaterwastepaperWastewater.浪费水。Don’twastepaper.不要浪费纸。wasteadj.v.Thereareseveralc

hemicalfactoriespouringwastewaterintothestream.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.Therearesomepeoplewaitingforthebusatthebusstop.倒出；倾泻po

ur…into…把……倒入……e.g.Pourredwineintotheglass.1bListento1aandmarkthewordswithP(Past)orN(Now).____beautiful____butterflies____dirty___

_grass____terrible____factory____bees____fresh____clean____wastewaterPPNPNNPPPN1aListen,lookandsay.1cRead1aandcompletethesent

encesinthetable.Thenretell1atoyourpartner.TwoyearsagoNow1.Itwasa_______________.2.Therewere_______________________.3.Theairwas______

_________________andyoucouldsee_______________________.1.___________________havegone.2.Thewateris________andsmells___________

.3.Thereareseveral________________pouring_______________intothestream.4._____________haschanged.beautifulplacelotsoff

lowersandgrassfreshandthewaterwascleanbeesandbutterfliesdancingTheflowersandgrasssodirtyterriblechemicalfactori

eswastewaterEverything2Workinpairs.Lookatthepicturesandmakeupconversationssimilartotheexamplewithyou

rpartner.Example:A:TherewerelotsofflowersandgrasswhenIvisitedthevillagelastyear.B:Butnowtheflowersandgrasshavegone.A:Wh

athashappenedhere?B:Thevillagershavedestroyedthem.lake/fishfactory/pollutehill/treesfarmers/cutdownvillage/flowersandgrassvillag

ers/destroy4Workingroupsandtalkaboutpollutioninaplaceyouarefamiliarwith.Thefollowingsentencesmayhelpyou.…ago,itwas

…Now,…have/hasgone.Whathashappened?Everythinghaschanged.Oh,mygoodness!3A.Listentothesentencesandnumberthepictures.5

321461.People_______________toomanytrees,soIdon’thaveenoughleavestoeat.2.Iliveintreesbutnowmanytrees__________.3.Ilikeleavesandgrass,but

nowthey_________________.4.I__________hungryformonthsbecauseoflessbamboo.5.Humanpollutedthesea,soI_______________.6.The

water__________manyyearsago.Butit_______________formetoliveinnow.B.Listenagainandcompletethesentences.havecutdownhavegoneh

avedisappearedhavebeendon’tlivehappilywascleanistoodirty单项选择()1.Look!Therearesomeboys________ontheplayground.A.playfootballB.areplayingfootball

C.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

,IsawMaria________(read)aChinesebook.2.Whatashame!Theflowersandtreesinthepark_________(go).3.Everything_____

________(change)inthepastfewyears.4.Pandasdon’thaveenoughbamboos________(eat)nowbecauseofthepollution.5.—Wherehavetheybeen?—Th

ey__________(be)totheGreatWall.They_______(have)agoodtimetherethedaybeforeyesterday.readinghavegonehaschangedtoeathavebeenhad1.Expressexclamat

ion:Whatamess!Whatashame!Oh,mygoodness!2.KnowthedifferencesbetweenSimplePastandPresentperfect.Itwasabeautifulplace.Everyt

hinghaschanged.1.Somewords:bee,butterfly,mess,shame,several,pour,waste,destroy,pollute,goodness2.Somephrases:seesb.doings

th.pour…into..3.Somesentences:Thereare…doing…Homework1.Read1a.2.WriteapassageaccordingtoPart4.3.FinishSectionAinyourworkb

ook.4.PreviewSectionB.Thankyou.