九年级英语上册 Unit 2 Saving the earth Topic 1 Pollution

Unit2SavingtheEarthTopic1Pollutionhascausedtoomanyproblems.SectionALearningaims1.掌握本课的重点短语和句型。2.巩固一般过去时和现在完成时的用法区别。3.复习系动词的用法。4.正确使用therebesth./sb.doingsth.来表达“有某人/物正在做某事”。5.了解环境污染的严重性，并树立环保意识。自主预习英汉互译1.西山_____2.haveapinic_____3.两年前_____4.lotsof____5.seesb./sth.doingsth._______6.一些化工厂________7.pour…into…________8.废水________9.cutdown________10.Therebesb./sth.doingsth.______________11.Whatamess!______________12.多可惜啊！_________13.Soundsgreat._______14.气味真难闻。______________15.Theflowersandgrasshavegone.____________16.一切都变了。___________自主预习英汉互译1.theWestHill西山2.haveapinic去野餐3.twoyearsago两年前4.lotsof许多5.seesb./sth.doingsth.看见某人/某物正在做某事6.severalchemicalfactories一些化工厂7.pour…into…把…倒入…8.wastewater废水9.cutdown砍倒10.Therebesb./sth.doingsth.有某人/某物正在做某事11.Whatamess!多么脏乱啊！12.Whatashame!多可惜啊！13.Soundsgreat.听起来真棒！14.Itsmellsterrible.气味真难闻。15.Theflowersandgrasshavegone.花和草都消失了。16.Everythinghaschanged.一切都变了。Haveyoueverhadapicnic?Kangkang,Jane,MariaandMichaelareplanningapicnicforSunday.TheywillgototheWestHill.Whatcanyouseethere?Wecanseebeesandbutterfliesdancing.beebutterflyIstheWestHillbeautiful?aplacewithbeautifulflowersmanyhillsgreentreesbutterfliescleanwaterbeessomefisharabbitTheflowersandgrasshavegone!Oh,mygoodness.Whatamess!Look!Thereareseveralchemicalfactoriespouringwastewaterintothestream.=havedisappeared.Isitbeautifulnow?Whathashappenedthere?P271amp3wastewaterwastepaperWastewater.浪费水。Don’twastepaper.不要浪费纸。wasteadj.v.Thereareseveralchemicalfactoriespouringwastewaterintothestream.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pour…into…把……倒入……e.g.Pourredwineintotheglass.1bListento1aandmarkthewordswithP(Past)orN(Now).____beautiful____butterflies____dirty____grass____terrible____factory____bees____fresh____clean____wastewaterPPNPNNPPPN1cRead1aandcompletethesentencesinthetable.Thenretell1atoyourpartner.TwoyearsagoNow1.Itwasa_______________.2.Therewere_______________________.3.Theairwas_______________________andyoucouldsee_______________________.1.___________________havegone.2.Thewateris________andsmells___________.3.Thereareseveral________________pouring_______________intothestream.4._____________haschanged.beautifulplacelotsofflowersandgrassfreshandthewaterwascleanbeesandbutterfliesdancingTheflowersandgrasssodirtyterriblechemicalfactorieswastewaterEverythingLanguagepoints1.…youcouldseebeesandbutterfliesdancing.你还能看见蜜蜂和蝴蝶在飞舞。点拨:seesb./sth.doingsth.看见某人/某物正在做某事对比:seesb./sth.dosth.看见某人/某物做了某事(全过程)拓展：类似的动词还有hear,watch,find,feel…e.g.(1)IsawJack_____soccertherewhenIwalkedpasttheplayground.A.toplayB.playingC.playedD.play(2)Isawher____theroadjustnow.A.crossB.crossedC.crossesD.tocrossBA2.Theflowersandgrasshavegone！花和草都消失了。点拨：have/hasgone不见了，消失了e.g.我的钱不见了。___________________Mymoneyhasgone.3.Soundsgreat!听起来真棒！Itsmellsterrible.气味真难闻。点拨：soundsgreat，smellsterrible系表结构：系动词+形容词初中常见的系动词总结：be/keep/feel/smell/sound/taste/look/seem…+形容词e.g.1)音乐听起来很棒。______________________2)我感到很开心。______________________Themusicsoundsgreat.Ifeelveryhappy.4.Look,thereareseveralchemicalfactoriespouringwastewaterintothestream.看，有几家化工厂正在往小溪里排放废水。e.g.请把红酒倒进杯子里Please_____theredwine____theglass.pourinto点拨(1)：therebe+sb./sth.+doingsth.有某人/某物正在做某事点拨(2):pour…into…把……倒入……e.g.听！有个人在隔壁唱歌。Listen!______someone______inthenextroom.Thereissinging2Workinpairs.Lookatthepicturesandmakeupconversationssimilartotheexamplewithyourpartner.Example:A:TherewerelotsofflowersandgrasswhenIvisitedthevillagelastyear.B:Butnowtheflowersandgrasshavegone.A:Whathashappenedhere?B:Thevillagershavedestroyedthem.village/flowersandgrassvillagers/destroyhill/treesfarmers/cutdownA:TherewerelotsoftreeswhenIvisitedthehilllastyear.B:Butnowthetreeshavegone.A:Whathashappenedhere?B:Thefarmershavecutthemdown.lake/fishfactory/polluteA:TherewerelotsoffishwhenIvisitedthelakelastyear.B:Butnowthefishhavegone.A:Whathashappenedhere?B:Thefactoryhaspollutedthem.一般过去时和现在完成时的用法区别一般过去时现在完成时表示过去发生或已完成的动作对现在的影响表示过去发生的动作或存在的状态（与现在无关）yesterday,lastnight,时间段+ago,in2005,inthepast,…for+时间段,since,recently,sofar,already,yet,just,inthepast+时间段,…用法连用的词和短语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.—Wherehavetheybeen?—They__________(be)totheGreatWall.They_____(have)agoodtimetherethedaybeforeyesterday.5.Thefood___________(taste)delicious.readinghavegonehaschangedhavebeenhadtastes/tasted_______________________________________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中考链接1.(2011.广东)Thissilkdress___sosmooth.It’smadeinChina.A.feelsB.smellsC.soundsD.tastes2.(2014.广东)—WhatdoyouthinkofthenewforeignteacherThomson?—Prettygood.Ithinkhe___agreatjobsofar.A.doesB.didC.hasdoneD.wasdone3.(2011.广东)Ourmathte