英语人教版七年级下册Unit 6 When was it invented.ppt

Unit6Whenwasitinvented?,SectionA1a1c,ByWanNingna,Canyousaysomeinventionsaroundus?,WhataretheFourGreatInventionsinancientChina?,compass,printing,papermaking,KarlBenz,Doyouknowwhotheseinventorsare?,AlexanderBell,J.L.Baird,Canyoumatchtheinventionswiththerightinventors?,KarlBenz,AlexanderBell,J.L.Baird,KarlBenzinventedthecar.,_wasinventedby_.,Thecar,KarlBenz,Bellinventedthetelephone.,_wasinventedby_.,Thetelephone,Bell,BairdinventedtheTV.,_wasinventedby_.,TheTV,Baird,Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem1-4.,1a,2,3,1,4,IthinktheTVwasinventedbeforethecar.,Well,IthinktheTVwasinventedafterthecar.,Ithinkthetelephonewasinventedbeforethecomputer.,Well,Iagreewithyou.,1._wasinventedin1876.,A.Thetelephone,B.TheTV,ListentoaconversationbetweenAliceandGrandmaandchoosethecorrectanswers.,2._wereinventedin1885.,A.Computers,B.Cars,3._wasinventedin1927.,A.Thetelephone,B.TheTV,4._wereinventedin1971.,A.Computers,B.Cars,A,A,B,B,Listening,2._wereinventedin1885.,A.Computers,Listening,Listenandmatchtheinventionswiththeyears.,1b,_1876_1885_1927_1971,d,a,c,b,StudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.,Practicing,1c,Whenwasthetelephoneinvented?,Ithinkitwasinventedin1876.,A:Whenwasthe_invented?B:Itwasinventedin_.,1CPairwork,1885,1876,1927,1971,A:-Whenwasinvented?B:-Itwasinventedin,1885,1927,1971,1876,A:Whowasthe_inventedby?B:Itwasinventedby_.,KarlBenz,Bell,A:Whowasthe_inventedby?B:Itwasinventedby_.,Baird,A:Whatsitusedfor?,B:Itsusedforwatching.,beusedfordoing被用来做,A:Whatsusedfor?,B:Itsusedfor,traveling,studyingandplaying,callingsomebody,watching,beusedfordoing被用来做,A:WhatsthisinEnglish？,B:Itsatelephone.,A:Whenwasthetelephoneinvented?,B:Itwasinventedin1876.,A:Whatsitusedfor?,B:Itsusedforcallingsomebody.,A:Whowasitinventedby?,B:ItwasinventedbyBell.,beusedfordoing被用来做,A:WhatsthisinEnglish？,B:Itsacar.,A:Whenwasthecarinvented?,B:Itwasinventedin1885.,A:Whatsitusedfor?,B:Itsusedfortraveling.,A:Whowasitinventedby?,B:ItwasinventedbyKarlBens.,beusedfordoing被用来做,summary,Learntotalkaboutthehistoryofinventionswithpassivevoiceofthepasttense.,2.-Whenwasthetelephoneinvented?-Ithinkitwasinventedin1876.,Thetargetlanguage:,1.IthinktheTVwasinventedbefore/af