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1、1,Unit 9 When was it invented?Language goal:talk about thehistory of inventions,2,1.The computer was invented in_2.The calculator was invented in_3.The telephone was invented in_,3,4.The tevision was invented in_5.The car was invented in_,4,1.The computer is used for_2.The calculator is used for_3.T
2、he telephone is used for_,5,4.The television is used for_5.The car is used for_,6,1.The battery-operated slippers are used for _.2.The heated ice cream scoop is used for_.3.The shoes with adjustable heels are used for_,Language points of Section A:,1.现代发明2.当然 3.上一堂 课 4.我的一个朋友 5.分析句式:Sure they were. Thats something I do. But I do now. 6.被某人发明,
