英语人教版九年级全册Unit6__SectionA（1a-2d）.ppt

《英语人教版九年级全册Unit6__SectionA（1a-2d）.ppt》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Unit6Whenwasitinvented?cottonAmericawoodKoreasilverThailandSectionA1a~2dListeningListenandmatchtheinventionswiththeyears.1b___1876___1885___1927___1971dacbStudentB,coverthedates.StudentA,askStudentBwhenthethingsinthepicturein1bwereinvented.Thenchangerolesandpracticeagain.Practicing1cWhenwasthe

2、telephoneinvented?Ithinkitwasinventedin1876.Whenwasthecarinvented?Itwasinventedin1885.WhenwastheTVinvented?Itwasinventedin1927.Whenwasthecomputerinvented?Itwasinventedin1971.Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4].1aIthinktheTVwas

3、inventedbeforethecar.Well,IthinktheTVwasinventedafterthecar.Ithinkthetelephonewasinventedbeforethecomputer.Well,Iagreewithyou.Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Discussthemwithyourgroup.Thennumberthem[1-4].1a2314heeln.鞋跟;足跟Presentationscoopn.勺;铲子electricityn.电;电能e.g.Ili

4、kethestyleoftheskirt.我喜欢这条裙子的款式。stylen.样式;款式ListeningListenandnumbertheinventions[1-3]intheorderyouhearthem.2a___shoeswithspecialheels___shoeswithlights___hotice-creamscoop,runsonelectricity132Listenagainandcompletethechart.2bchangingservinginthedarkMakeconversationsusingtheinformationin2b.Wha

5、taretheshoeswithlightsusedfor?2cThey’reusedforseeinginthedark.Whatarehotice-creamscoopusedfor?They’reusedforservingforreallycoldice-cream.Whatareshoeswithspecialheelsusedfor?They’reusedforchangingthestyleoftheshoes.HeyRoy,thesubjectformyschoolprojectis“Smallinventionsthatchangedtheworld.”Canyo

6、uhelpmethinkofaninvention?Role-playtheconversation.2dMypleasure!Letmethink…hmm…Iknow!Thezipper!Role-playn.项目;工程n.高兴;愉快n.拉链Thezipper?Isitreallysuchagreatinvention?Thinkabouthowoftenit’susedinourdailylives.Youcanseezippersondresses,trousers,shoes,bags…almosteverywhere!adj.每日的；日常的Well,youdoseemto

7、haveapoint…Ofcourse!IthoughtaboutitbecauseIsawawebsitelastweek.Thepioneersofdifferentinventionswerelistedthere.n.网站n.先锋;先驱v.列表;列清单n.名单;清单Forexample,itmentionedthatthezipperwasinventedbyWhitcombJudsonin1893.Butatthattime,itwasn’tusedwide