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Unit8Weshouldn’twastewater.Let’schantWaterwaterwater,weneedwater.Airairair,weneedair.Shouldshouldshould,weshouldplantmoretrees.Shouldshouldshould,weshouldkeeptheairclean.Lookatthepicture,what’sthis?Thisistheearth.What’sonit?treeanimalriverairwaterHowtosaveourmotherearth?keeptheriversclean.Weshouldkeeptheaircleanandfresh.Weshouldplantmoretrees.WeshouldWeshouldusebikesinsteadofcars.代替keeptheriversclean.keeptheaircleanandfreshplantmoretreesusebikesinsteadofcarsWeshouldkeeptheriversclean.keeptheaircleanandfresh.plantmoretrees.usebikesinsteadofcars.Game:Whichsentenceisinmymind?WeshouldWeshouldn'tlitter.Weshouldkeeptheriversclean.Weshouldn'tWeshouldWeshouldn'tkillwildanimals.Weshouldprotectwildanimals.Weshouldn'tWeshouldWeshouldn'twastewater.Weshouldsaveeverydropofwater.Weshouldn'tWeshouldWeshouldn'tcuttoomanytrees.Weshouldplantmoretrees.Weshouldn't了解Weshould…Weshouldn’t…KeeptheriverscleankeeptheaircleanandfreshplantmoretreesusebikesinsteadofcarskillwildanimalswastewaterlitterMagiceyeskeeptheaircleanandfreshkeeptheriversclean.plantmoretreesusebikesinsteadofcarsplantmoretreesusebikesinsteadofcarslitterkillwildanimalslitterwastewaterwastewaterkeeptheaircleanandfreshusebikesinsteadofcarsFinishthesentences:1、Weshould_____theair_____and______.2、Weshould_____moretrees.3、Weshould____bikes_____ofcars.4、Weshould____therivers_____.5、Weshouldn’t_____wildanimals.6、Weshouldn’t_____water.7、Weshouldn’t_____.keepcleanfreshplantuseinsteadkeepcleankillwastelitterText:1.Listenandanswer:Whoseblouseisthis?2.Listenandunderline.划出包含“shouldn’t”的句子。3.Readandjudge.4.Listenandrepeat.5.Translations.6.Readittogether.7.Recite.8.Fillintheblanks.Readandjudge1.Lilyisinthebedroom.2.Lilyiswashinghernewblouse.3.Weshouldkeepthewaterrunning.4.Everyoneneedswater.5.Thereisenoughwaterintheworld.×√×××Fillintheblanks1.Whatareyou_____,dear?2.I’m______myblouse.3.We______________water.4.You_____water.Everyoneneedswater.5.I’m_____,Mum.6.Thereisn’tenoughwater___the_____.7.Wemust_____every____ofwater.doingwashingshouldn’twastekeepsorryonearthsavedrop