Unit4AmazingScienceTopic1Whenwasitinvented?SectionA预习展示小组合作讨论预习成果完成导学案Step21.玩电脑游戏2.有害于你的健康3.在它们上面花费太多时间4.给Jane看一个模型5.发送卫星或宇宙飞船进入太空6.关于宇宙飞船学到了许多7.制作了这个火箭模型8.进入太空9.有一天10.实现11.数码相机1.playcomputergames2.bebadforyourhealth3.spendtoomuchtimeonit4.showamodeltoJane5.sendsatellitesorspaceshipsintospace6.learnalotaboutspaceships7.makethismodelrocket8.gointospace9.someday10.cometrue11.digitalcamera自学指导一听读1a，标出文中含有被动语态的句子1.I’mnotallowedtoplaycomputergames.beallowedtodosth.被允许做某事allowsb.todosth.允许某人做某事2.-What’sitmadeof?-It’smadeofmetalbemadeof由某种物质做成(看得出原材料)bemadefrom由某种物质制成(看不出原材料)3.-Doyouknowwhatarocketisusedfor?-It’susedforsendingsatellitesorspaceshipsintospacebeusedfordoingsth.=beusedtodosth被用来做某事bemadeof由某种物质做成(看得出原材料)bemadefrom由某种物质制成(看不出原材料)beusedfordoingsth.被用来做某事Itisacomputerdesk.Itismadeofwood.ItisusedforholingacomputerItisapieceofpaper.Itismadefromwood.Itisusedforwritingon.小组合作toothbrush/plasticredwine/grapesruler/steelcoat/clothbemadeofbemadefrombeusedfordoingsth.自学指导二听2a录音，回答下列问题1.Whatismentionedinthedialog？2.Whatisitusedfor？3.Whenwasitdeveloped？4.Wherewasitdeveloped？AnMP3playerItisusedforhelpingustoimproveourEnglish.Around1998.ItwasdevelopedinKorea.InventionTimeCountryUseDigitalcamera（）1975AmericatakephotosComputer（）1946AmericahelptoworkandstudyCellphone（）1973Americacommunicate123123小组合作A:What’sthis?B:It’sa(an)…A:What’situsedfor?B:It’susedfor…A:Whenwasitdeveloped?B:Itwasdevelopedin…A:Wherewasitdeveloped?B:Itwasdevelopedin…Summary•bemadeofVSbemadefrom•beusedfordoingsth.=beusedtodosth.•Whenwasitdeveloped?•Wherewasitdeveloped?•beallowedtodosth.•spendtime/moneyonsth.spendtime/money(in)doingsth.•cometrueThanksforattention!堂清时间！
