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1、Unit2SavingtheEarthTopic1Pollutionhascausedtoomanyproblems.SectionAmess肮脏,杂乱,困境shame羞耻,羞愧several几个,数个waste废弃的,丢弃的,无用的;浪费pollute污染pour倒出,倾泻,不断流出destroy摧毁,破灭Haveyoueverhadapicnic?Kangkang,Jane,MariaandMichaelareplanningapicnicforSunday.TheywillgototheWestHill.预习导纲一.读P271a对话,并划出下列短语。1.为星期天
2、计划一次野餐_________2.许多花和草___________3.看到蜜蜂和蝴蝶在飞舞________4.多乱呀____________5.闻起来难闻_______________6.多可惜呀_____________7.几家化工厂_______________8.把污水排进小溪__________二.读下列句子,翻译并探究:1.Theflowersandgrasshavegone!译:________探究:go在此处为不及物动词,丢失,失窃”。试一试:我的自行车不见了,我找不到它了。Mybike____________,Ican’tfindit.2.Look!T
3、hereareseveralchemicalfactoriespouringwastewaterintothestream.译:___________探究:①Therebe+sth./sb.doingsth.为固定句型,意为“___……”。②several意为____,近似afew,后接_______复数。③waste意为“_______”,可作动词/名词。wasteone’swords白费口舌It’sawasteoftime.这是浪费时间。wastewater废水试一试:1.Look!Thereisalittleboy_____(cry)inthestreet.2.
4、Therearesomepeople___(wait)forthebusatthebusstop.Whatcanyouseethere?Wecanseebeesandbutterfliesdancing.beebutterflyIstheWestHillbeautiful?GuessWecanseetreesgrassWhatcanyouseeinthePicture1?flowersbutterflies…Step1QuestionsandanswersWhathashappenedinPicture2?Therearenotflowers,grass,treesa
5、ndbutterflies.Theyhavegone.Thestreamisdirtyandtherearetoomuchwasteinthestream.Thefactoryispouringwastewaterintothestreamandwaterpollutesthestreamanddestroysthevillage.Whatamess?Theflowersandgrasshavegone!Oh,mygoodness.Whatamess!Look!Thereareseveralchemicalfactoriespouringwastewaterintot
6、hestream.=havedisappeared.Isitbeautifulnow?Whathashappenedthere?P271amp3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____wastewaterPPNPNNPPP
7、N1cRead1aandcompletethesentencesinthetable.Thenretell1atoyourpartner.TwoyearsagoNow1.Itwasa_______________.2.Therewere_______________________.3.Theairwas_______________________andyoucouldsee_______________________.1.___________________havegone.2.Thewateris________andsmells_____
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