英语人教版九年级全册Unit 6 SectionA 1a-1c.ppt

SectionA(1a1c),Unit6Whenwasitinvented?,LiuYingMiddleSchool,Asfarasweknow,inventionscanchangeourworld!,Lead-in,Theyallmaketheworldsmallerandsmaller.,Whichisthefirstinvention?,1a,A:IthinkwasinventedbeforeB:Well,Ithinkwasinventedafter.,Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem14(1=first,4=last).,4,2,1,3,1a,6/14/2020,6/14/2020,KarlBenz,in1885,Presentation,A:Whowasthecarinventedby?,B:ItwasinventedbyKarlBenz.,A:Whenwasitinvented?,B:Itwasinventedin1885.,KarlBenz,in1885,Presentation,ThecarwasinventedbyKarlBenzin1885.,Bell,in1876,A:Whowasthetelephoneinventedby?,B:ItwasinventedbyBell.,A:Whenwasitinvented?,B:Itwasinventedin1876.,Bell,in1876,ThetelephonewasinventedbyBellin1876.,J.L.Baird,around1927,A:WhowastheTVinventedby?,B:ItwasinventedbyJ.LBaird.,A:Whenwasitinvented?,B:Itwasinventedaround1927.,J.L.Baird,around1927,TheTVwasinventedbyJ.LBairdaround1927.,A:Whowasthecomputerinventedby?,B:ItwasinventedbyEckert.,A:Whenwasitinvented?,B:Itwasinventedin1971.,Eckert,in1971,ThecomputerwasinventedbyEckertin1971.,Eckert,in1971,1bListenandmatchtheinventionswiththedates.,_1876_1885_1927_1971,d,a,c,b,Pairwork,1c,A:Whowastheinventedby?,B:Ithinkitwasinventedby,in1971,in1876,in1885,around1927,A:Whenwastheinvented?,B:Ithinkitwasinventedin/around,KarlBenz,Bell,J.L.Baird,Eckert,Pairwork,A:When_thetelephone_?B:Ithinkitwas_1876.,1c,was,invented,invented,in,A:Whenwasthecarinvented?B:Ithinkit_1930.,A:Whenwasthecomputerinvented?B:Ithinkit_in1976.,A:When_theTV_?B:Ithinkitwasinventedin1927.,1.(1790,invent)Bike_in1790.2.(1903,invent)Theplane_in1903.,was,invented,was,invented,Exercise,看图完成句子,3.Thecar_KarlBenz.4.(George)Thetrain_George.,was,invented,by,was,inventedby,(inventKarlBenz),5._doyouthinkthecomputerwasinventedby?A.WhenB.WhatC.WhoD.Why,6.Wasacarinvented