【文档说明】Unit2__Topic1__SectionA__精品课件九年级上册英语【仁爱版】.ppt，共(20)页，7.603 MB，由小喜鸽上传

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

verhadapicnic?Kangkang,Jane,MariaandMichaelareplanningapicnicforSunday.TheywillgototheWestHill.Whatcanyouseethere?Weca

nseebeesandbutterfliesdancing.beebutterflyIstheWestHillbeautiful?aplacewithbeautifulflowersmanyhillsgreentreesTheflowersandgrasshav

egone!Oh,mygoodness.Whatamess!Look!Thereareseveralchemicalfactoriespouringwastewaterintothestream.=havedisa

ppeared.Isitbeautifulnow?Whathashappenedthere?wastewaterwastepaperWastewater.浪费水。Don’twastepaper.不要浪费纸。wasteadj.v.Thereareseveralchemical

factoriespouringwastewaterintothestream.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.Therearesomepeoplewaitingforthebusa

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

es____dirty____grass____terrible____factory____bees____fresh____clean____wastewaterPPNPNNPPPN1cRead1aandcom

pletethesentencesinthetable.Thenretell1atoyourpartner.TwoyearsagoNow1.Itwasa_______________.2.Therew

ere_______________________.3.Theairwas_______________________andyoucouldsee_______________________.1._______________

____havegone.2.Thewateris________andsmells___________.3.Thereareseveral________________pouring_______________intothestream.4._____________haschan

ged.beautifulplacelotsofflowersandgrassfreshandthewaterwascleanbeesandbutterfliesdancingTheflowersandgrasssodirtyterriblechemicalfactorieswaste

waterEverything2Workinpairs.Lookatthepicturesandmakeupconversationssimilartotheexamplewithyourpartner.Example:A:TherewerelotsofflowersandgrasswhenIvi

sitedthevillagelastyear.B:Butnowtheflowersandgrasshavegone.A:Whathashappenedhere?B:Thevillagershavedestroyedthem.la

ke/fishfactory/pollutehill/treesfarmers/cutdownvillage/flowersandgrassvillagers/destroy4Workingroupsandtalkaboutpollutioninapl

aceyouarefamiliarwith.Thefollowingsentencesmayhelpyou.…ago,itwas…Now,…have/hasgone.Whathashappened?Eve

rythinghaschanged.Oh,mygoodness!3A.Listentothesentencesandnumberthepictures.5321461.People_______________toomanytrees,soIdon’thave

enoughleavestoeat.2.Iliveintreesbutnowmanytrees__________.3.Ilikeleavesandgrass,butnowthey_________________.4.I__________hungryformonth

sbecauseoflessbamboo.5.Humanpollutedthesea,soI_______________.6.Thewater__________manyyearsago.Butit_______________formetoliveinnow.B.Listena

gainandcompletethesentences.havecutdownhavegonehavedisappearedhavebeendon’tlivehappilywascleanistoodirty单项选择()1.Look!Therea

resomeboys________ontheplayground.A.playfootballB.areplayingfootballC.playingfootballD.playsfootball()2.—I’msorryIcan’tg

oshoppingwithyou.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!The

flowersandtreesinthepark_________(go).3.Everything_____________(change)inthepastfewyears.4.Pandasdon’thaveenoughbamboos________

(eat)nowbecauseofthepollution.5.—Wherehavetheybeen?—They__________(be)totheGreatWall.They_______(have)agoodtimetherethedaybeforeyesterday.readingha

vegonehaschangedtoeathavebeenhad1.Expressexclamation:Whatamess!Whatashame!Oh,mygoodness!2.KnowthedifferencesbetweenSimplePastan

dPresentperfect.Itwasabeautifulplace.Everythinghaschanged.1.Somewords:bee,butterfly,mess,shame,several,pour,waste,destroy,

pollute,goodness2.Somephrases:seesb.doingsth.pour…into..3.Somesentences:Thereare…doing…Homework1.Read1a.2.WriteapassageaccordingtoPart4.3.FinishSe

ctionAinyourworkbook.4.PreviewSectionB.