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Unit2SavingtheearthTopic1Pollutioncausestoomanyproblems.SectionA【Learningaims】1、掌握本节课的5个单词和4个短语。2、学习直接引语和间接引语的用法。（重点、难点）3、谈论不同种类的污染，提高环保意识。1.Master5newwordsand4phrases.2.Learndirectspeechandindirectspeech.3.Talkaboutdifferentkindsofpollutionandenhanceasenseofprotectingtheenvironment.beemygoodnesschemicalwastestreamsoilbreatheharmfulbeharmfultoinfluencepour…into…throw…around/about蜜蜂天啊化学的，化学品adj.废弃的，无用的n.废料v.浪费小溪土壤，土地呼吸有害的(对…)有害的，导致损害的v.&n.影响把……倒进……乱扔Recitethenewwordsandphrases!beemygoodnesschemicalwastestreamsoilbreatheharmfulbeharmfultoinfluencepour…into…throw…around/about蜜蜂天啊化学的，化学品adj.废弃的，无用的n.废料v.浪费小溪土壤，土地呼吸有害的(对…)有害的，导致损害的v.&n.影响把……倒进……乱扔Ifyouwanttohaveapicnic,wherewouldyouliketogo?Ifyouwanttohaveapicnic,wherewouldyouliketogo?I’llgoto…I’llgoto…I’llgotoabeautifulplacewith…I’llgotoabeautifulplacewith…化学的对…有害Therearesomechemicalfactoriesinthepicture.Theydogreatharmtoourenvironment.Whatcanyouseeinthepictures?pollutionchemicalfactory化工厂Therearealsosomeotherpollutioninourdailylife.Whatkindofpollutiondoyouknow?airpollutionwaterpollutionlightpollutionnoisepollutionsoilpollution土壤污染soilpollutionsoilpollutionlittera.airpollutionb.soilpollutionc.waterpollutiond.lightpollutione.noisepollutionf.litter3aWorkalone123456Lookatthepicturescarefullyandmatchthemwiththewordandphrases.1.Peopleusechemicalstoomuchintheirfields,so___________causesunhealthyfood.2.Peoplepourwastewaterintoriversandlakes,so____________isalmosteverywhereinChina.3.__________makespeoplesick.Itcausesbreathingproblemsandevencancer.4.Insomecitiesthere’stoomuch____________causedbymanycars.Thegovernmenthasdonesomethingusefultostopit.5.____________isharmfultoeyes.6.___________influencesourenvironment,sopeopleshouldn’tthrowitaround.3bCompletethefollowingsentenceswiththewordsandphrasesin3a.soilpollutionAirpollutionnoisepollutionLightpollutionLitter化学品对…有害把…倒进…waterpollution乱扔★beharmfultosb./sth.=doharmtosb./sth.对……有害1)甜食对孩子的牙齿有害。Sweetfoodisharmfultochildren’steeth.Sweetfooddoesharmtochildren’steeth.2)嗜酒对健康有害。Drinkingtoomuchwineisharmfultohealth.Drinkingtoomuchwinedoesharmtohealth.2.WorkaloneItisgenerallybelievedthatpollutiondoesgreatharmtoanimals.Listenandnumberthepictures.643215对…有害Whatcanyouseeinthepicture?beebutterflytheWestHillIt’sabeautifulplacewithlotsofflowersandgrass.Theairisfreshandthewaterisclean,andwecanseebeesandbutterfliesdancing.streamWhathashappenedhere?Theflowersandgrasshavegone!Thereareseveralchemicalfactoriespouringwastewaterintothestream.IstheWestHillabeautifulplacenow?不复存在,不见了,丢失,失窃wastewaterchemicalfactories★Therebe+sth./sb.+doingsth.有某人或某物正在做某事1)有很多学生正在课室读书。Therearemanystudentsreadingbooksintheclassroom.2)瞧！有个小男孩正在街上哭。Look!Thereisalittleboycryinginthestreet.3)有几个男孩正在游泳池游泳。Thereareseveralboysswimmingintheswimmingpool.★pour…into…把……倒入…请把咖啡倒入杯里。Pleasepourthecoffeeintoacup.waste浪费v.(反义词save)wasteone’swords白费口舌n.It’sawasteoftime.这是浪费时间。adj.无用的、废弃的、荒废的wastewater废水Watchandlistento1a,thenanswerthequestions.WestHillwasabeautifulplacewithlotsofflowersan...