他是什么时候建造的课件
日期：2010-09-18 09:04
Unit10Whenwasitbuilt?Lesson37RevisionWhat’sitmadeof?What’situsedfor?Whatwasitmadeof?Whatwasitusedfor?ListenandthinkHello，MelissaIcalledyouyesterdayafternoon，Isawmanyoldinventionsonshow TheywereallinventedhundredsofyearsagoArethereanynewinventions?Yes，butyouwerenotathomeOh，IthinksoWhatdidyouseeinthemuseum?ListenandthinkWell，IamsorryIwenttothebiggestsciencemuseumintownyesterdayThebiggestsciencemuseum?Isitinteresting?Yes，manymore!Whynotgothereandhavealook?That’sagoodideaButIdon’tknowthewaytothemuseumDon’tworryI’llgotherewithyouGreat!ThanksAnswerandactWheredidDuHuigoyesterday?Whenweretheoldinventionsonshowinvented?PractiseinpairsA:IplantedsometreesyesterdayA:SomestudentscleanedtheclassroomyesterdayA:HewashedsomeclotheslastnightB:SometreeswereplantedyesterdayB:TheclassroomwascleanedyesterdayB:SomeclotheswerewashedlastnightExercisesLook!TherearedragonsandfrogsonitAh，DuHui!ThisisMelissaspeakingHi，it’sagreatinventionofancientChi，
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