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1、Unit6Unit6Whenwasitinvented?SectionA11a~2dDoyouknowwhattheseinventionsare?KarlBenz卡尔奔驰Doyouknowwhotheseinventorsare?AlexanderBell亚历山大贝尔J.L.Baird贝尔德Canyoumatchtheinventionswiththerightinventors?Thefirsttelephonewasinvented(byBell)in1876.Bellinventedthefirsttele
2、phonein1876.KarlBenzinventedthefirstcarin1885.Thefirstcarwasinvented(byKarlBenz)in1885.Thefirsttelevisionwasinvented(byJ.L.Baird)in1927.J.L.Bairdinventedthefirsttelevisionin1927.Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgrou
3、p.Thennumberthem[1-4].1a2314IthinktheTVwasinventedbeforethecar.Well,IthinktheTVwasinventedafterthecar.Ithinkthetelephonewasinventedbeforethecomputer.Well,Iagreewithyou.Ithink…wasinventedbefore/after...Well,I…ListeningListenandmatchtheinventionswiththeyears.1b_
4、__1876___1885___1927___1971dacbListenandcompletetheconversation.Alice:Wasyourlifevery________whenyouwereakid?Grandma:Oh,________.Why?Alice:Well,youdidn’thavemoderninventionslikea________,right?Grandma:Ofcoursewedid!HowolddoyouthinkIam?Thetelephone____________i
5、n____.Youneedtotakea______class,Alice!difficultnotreallytelephonewasinvented1876historyAlice:Haha!Howabout____?They_______________yet,werethey?Grandma:Yes,theywere.Cars_____________in____.Myfamilyhadacar.Alice:Well,didyou_________?Grandma:No,wecouldn’t______on
6、e.Theywere________inthosedays.TheTV____________around____,Ithink.carsweren’tinventedinventedwere1885haveaTVaffordexpensivewasinvented1827Alice:Well,Iknowthatyoudidn’thavea________,becausewelearnedinschoolthatpersonalcomputers____________in____.Grandma:You’reri
7、ght.ButIhaveonenow!computerwereinvented1971StudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.Practice1cWhenwasthetelephoneinvented?Ithinkitwasinventedin1876.Whenwasthecarinvented?Itwasinventedi
8、n1885.WhenwastheTVinvented?Itwasinventedin1927.Whenwasthecomputerinvented?Itwasinventedin1971.ListeningListenandnumbertheinventions[1-3]intheorderyouhearthem.2a___shoeswithspecialh
