九年级人教版英语教学课件：Unit 6 Section A 1a-2d.ppt

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1、SectionA1a-2dUnit6Whenwasitinvented?Doyouknowwhattheseinventionsare?Doyouknowwhotheseinventorsare?KarlBenzAlexanderBellJ.L.BairdKarlBenzinventedthefirstcarin1885.Thefirstcarwasinvented(byKarlBenz)in1885.Thefirsttelephonewasinvented(byBell)in1876.Bellinventedthef

2、irsttelephonein1876.Thefirsttelevisionwasinvented(byJ.L.Baird)in1927.J.L.Bairdinventedthefirsttelevisionin1927.Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4].1a2314IthinktheTVwasinventedbeforethecar.Well,I

3、thinktheTVwasinventedafterthecar.Ithinkthetelephonewasinventedbeforethecomputer.Well,Iagreewithyou.Listenandmatchtheinventionswiththeyears.1b___1876___1885___1927___1971dacbStudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Then

4、changerolesandpracticeagain.1cWhenwasthetelephoneinvented?Ithinkitwasinventedin1876.Whenwasthecarinvented?Itwasinventedin1885.WhenwastheTVinvented?Itwasinventedin1927.heeln.鞋跟;足跟scoopn.勺;铲子electricityn.电;电能stylen.样式;款式PresentationListenandnumbertheinventions[1-3

5、]intheorderyouhearthem.2a___shoeswithspecialheels___shoeswithlights___hotice-creamscoop,runsonelectricity132InventionWhatisit/aretheyusedfor?shoeswithspecialheels________thestyleoftheshoesshoeswithlightsseeing___________hotice-creamscoop________reallycoldice-cre

6、amListenagainandcompletethechartbelow.2bchangingservinginthedarkMakeconversationsusingtheinformationin2b.Whataretheshoeswithlightsusedfor?2cThey’reusedforseeinginthedark.Whatarehotice-creamscoopusedfor?They’reusedforservingforreallycoldice-cream.Whatareshoeswith

7、specialheelsusedfor?They’reusedforchangingthestyleoftheshoes.Readthedialogueandanswerthequestions.Whatisthesubjectfortheirschoolproject?2.WhatkindofinventiondoesRoythinkof?3.WhydoesRoythinkitisagreatinvention?4.Whoandwhenwasthezipperinvented?5.Whendidthezipperbe

8、comepopular?Smallinventionsthatchangedtheworld.Thezipper.Becauseitisoftenusedinourdailylives.WhitcombJudsonin1893.Around1917.2dRole-playtheconversation.HeyRoy,thesubj