英语人教版九年级全册unit6 section1a-2c.ppt

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1、Unit6SectionA1a-2dWhenwasitinvented?WuyiMiddleSchoolbyWangHuitaoInventionmakeshumanlifesimpler.Doyouknowwhattheseinventionsare?Canyoumatchtheinventionswiththerightinventors?KarlBenzinventedthefirstcarin1885.Thefirstcarwasinvented(byKarlBenz)in1885.Thefirsttelephonewasinve

2、nted(byBell)in1876.Bellinventedthefirsttelephonein1876.Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4].1a2314Listenandmatchtheinventionswiththeyears.1b___1876___1885___1927___1971dacbStudentB,coverthedates.StudentA,a

3、skStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.1cWhenwasthetelephoneinvented?Ithinkitwasinventedin1876.Whenwasthecarinvented?Itwasinventedin1885.WhenwastheTVinvented?Itwasinventedin1927.Whenwasthecomputerinvented?Itwasinventedin1971.Li

4、stenandnumbertheinventions[1-3]intheorderyouhearthem.2a___shoeswithspecialheels___shoeswithlights___hotice-creamscoop,runsonelectricity132InventionWhatisit/aretheyusedfor?shoeswithspecialheels________thestyleoftheshoesshoeswithlightsseeing___________hotice-creamscoop_____

5、___reallycoldice-creamListenagainandcompletethechart.2bchangingservinginthedarkMakeconversationsusingtheinformationin2b.Whataretheshoeswithlightsusedfor?2cThey’reusedforseeinginthedark.Whatarehotice-creamscoopusedfor?They’reusedforservingforreallycoldice-cream.Whatareshoe

6、swithspecialheelsusedfor?They’reusedforchangingthestyleoftheshoes.HeyRoy,thesubjectformyschoolprojectis“Smallinventionsthatchangedtheworld.”Canyouhelpmethinkofaninvention?2dMypleasure!Letmethink…hmm…Iknow!Thezipper!n.项目;工程n.高兴;愉快n.拉链Role-playtheconversation.Thezipper?Isit

7、reallysuchagreatinvention?Thinkabouthowoftenit’susedinourdailylives.Youcanseezippersondresses,trousers,shoes,bags…almosteverywhere!adj.每日的；日常的Well,youdoseemtohaveapoint…Ofcourse!IthoughtaboutitbecauseIsawawebsitelastweek.Thepioneersofdifferentinventionswerelistedthere.n.网

8、站n.先锋;先驱v.列表;列清单n.名单;清单Forexample,itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893.Buta