2023学年完整公开课版九年级上unit6

Unit6Whenwasitinvented?Doyouknowwhattheseinventionsare?KarlBenzDoyouknowwhotheseinventorsare?AlexanderBellJ.L.BairdKarlBenzinventedthefirstcarin1885.Thefirstcarwasinvented(byKarlBenz)in1885.Thefirsttelephonewasinvented

(byBell)in1876.Bellinventedthefirsttelephonein1876.Thefirsttelevisionwasinvented

(byJ.L.Baird)in1927.J.L.Bairdinventedthefirsttelevisionin1927.Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4].1a2314IthinktheTVwasinventedbeforethecar.Well,IthinktheTVwasinventedafterthecar.Ithinkthetelephonewasinventedbeforethecomputer.Well,Iagreewithyou.StudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.Practicing1cWhenwasthetelephoneinvented?Ithinkitwasinventedin1876.Whenwasthecarinvented?Itwasinventedin1885.WhenwastheTVinvented?Itwasinventedin1927.Whenwasthecomputerinvented?Itwasinventedin1971.heeln.鞋跟;足跟Presentationscoopn.勺;铲子electricityn.电;电能e.g.Ilikethe

style

oftheskirt.

我喜欢这条裙子的款式。

stylen.样式;款式Thefirstinventionisshoeswith________.Peoplealwayshittheirtoeson__________onthewaytothebathroomatnight.Sopeoplecanusethemfor________inthe______.Listenagainandfillintheblanks.somethingseeingdarklightsThesecondinventionisaspecialice-cream______.Itrunson_________andbecomeshot.It’s_____forservingreally_____ice-cream.scoopelectricityusedcoldThelastinventionisshoeswithspecial_____.Peoplecanmovetheheels_____and______.Youcan_____theheelsifyouaregoingtoa______or______themifyouarejustgoingoutfor_________.heelsdownupraisepartylowershoppingMakeconversationsusingtheinformationin2b.Whataretheshoeswithlightsusedfor?2cThey’reusedforseeinginthedark.

Whatarehotice-creamscoopusedfor?They’reusedforservingforreallycoldice-cream.Whatareshoeswithspecialheelsusedfor?They’reusedforchangingthestyleoftheshoes.Questions2d1.WhatisthesubjectforPaul’sschoolproject?2.Whyisthezipperagreatinvention?3.WhydoesRoythinkaboutthezipper?4.Whendidthezipperbecomepopular?Usefulexpressions2d1.thesubjectofmyschoolproject2.想出3.withpleasure4.如此了不起的一项发明5.思考；考虑6.inourdailylives7.有道理8.thepioneersofdifferentinventions9.在那时

10.变得流行HeyRoy,thesubjectformyschoolprojectis“Smallinventionsthatchangedtheworld.”Canyouhelpmethinkofaninvention?Role-playtheconversation.2dMypleasure!Letmethink…hmm…Iknow!Thezipper!Thezipper?Isitreallysuchagreatinvention?Thinkabouthowoftenit’susedinourdailylives.Youcanseezippersondresses,trousers,shoes,bags…almosteverywhere!Well,youdoseemtohaveapoint…Ofcourse!IthoughtaboutitbecauseIsawawebsitelastweek.Thepioneersofdifferentinventionswerelistedthere.Forexa