Unit7ProtecttheEarthGrammartime&Funtime译林版英语六年级（上）WarmingupThinkandjudge1.Ioftengotoschoolbycar.2.Ioftengotoschoolbymetro.3.Ioftenturnoffthelightsbeforeleavingmyroom.4.Ioftenusepapercupstodrinkwater.5.Ioftenuseplasticcupstodrink.6.Ioftenuseglassestodrink.7.Ioftenusedisposablechopstickstoeat.8.Ioftenreusewater.Good!Bad!LookandsayIoftenturnoffthelightsbeforeleavingaIoftengotoschoolbycar.room.Ioftenuseplasticcupstodrink.IoftenuseglassesIoftenusepapercupstodrink.todrink.Ioftenreusewater.Ioftenusedisposablechopstickstoeat.Good!Bad!Let’sreviewProtecttheEarthWhy?How?…usefulusewaterto…shouldnotwastenotmuchwaterreuse,savecoalnotmuch…shouldnotdrive…oilusewoodto…shouldnotcutkeep…cleandown…wooduseplasticto…shouldnotToomuchplasticuse…isbadfor…should…ReadapoemWaterWhereiswater?Weusewatertocookrice.It’sinthesea,Weusewatertowashclothes.Inthelake,WeusewatertowaterIntheriver.flowers.Water,water,Foryouandforme!Weuseto…ThinkandsayenergyWeuseto…woodplasticFindtherule(规则)usesth.todoSummary(1)1.“use＋名词＋to＋动词原形”意为“用某物来做某事”。use…to…的用法2.to后接动词原形，表目的。CompareandsayWhosefaultisthat？谁之错？Whatshouldwedo?Whatshouldnotwedo?Findtherule(规则)Summary(2)1.情态动词should意为“应该，应当”,没有人称和数的变化。主语+should（not）+动2.should后接动词原形。词原形…3.否定句的构成是should后面加not，可缩写为shouldn’t。Let’stalkHowtoprotecttheearth?an…uld/cshoWecanreusWeethings.Weshould/cannot…CollectandmakeCollectsomepaper,plasticbagsandplasticbottles.TrytosayHowcanwereusethesethings?IcanreusepaperIcanreuseatomakeabox.plasticbottletomakeatoy?IcanuseIIcacnanusueseoldplasticbottplaecpsloetrhteosmtoaketoMatchmakeaavamtsoaeyk.eplanbea.g.andsay.Playandsay.做一个大转盘，每格写上短语或画上画。一人转示例转盘用should说句子，另一人给出评价。useWeshouldn’tlesssaveBingo!wasteplasticwatercutdowntrees.waterplantalwaystreesdrivecutreusedownpapertreesprotecttheEarthuselessTipsplasticwastesave1.按Start开始转转盘；waterwater2.按键盘上“0-9”任一数字键停止；plantalwaystreesdrive3.按键盘上“~”符号键重新转转盘。cut快来玩吧！reusedownpapertreesprotecttheEarthPracticeTrueorfalse.(F)1.Weshouldusemanyplasticbags.(F)2.Weshoulddrivesomuch.(F)3.Youshouldcutdownmanytrees.(T)4.WeshouldprotecttheEarth.(F)5.Weshouldn'tsavewater.(T)6.Weshouldputrubbishinthebin.Readandcompletethesentences.TheEarthisourhome.Waterisuseful.Weusewatertodomanythings.Weshouldsaveeverydropofwater.Oilandcoalarelimited(有限).Weshouldn’tdrivetoomuch.Weshouldn’tusetoomanyplasticthings.Treescankeeptheairclean.Weshouldreusepaper.Weshouldn’twastewaterandenergy.Let’sp_r_ot_e_c_t_t_h_eE_ar_t_htogether!Summary1.“use＋名词＋to＋动词原形”,“用某物来做某事”。2.主语+should（not）+动词原形.Homework抄写Grammartime中的句子，01并熟读。旧物再利用，设计一个物品，02并进行介绍。03完成相关练习。谢谢观看ThankYou
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