英语人教版九年级全册Unit6 I.ppt

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1、九年级全同步教学辅助课件Whenwasitinvented?Unit6heelscoopelectricitystyleprojectpleasurezippern.鞋跟；足跟n.勺；铲子n.电；电能n.样式；款式n.项目；工程n.高兴；愉快n.拉链；拉锁WordsandExpressionsdailyhaveapointwebsitepioneerlistmentionadj.每日的；日常的有道理n.网站n.先锋；先驱v.列表；列清单n.名单；清单v.提到；说到WordsandExpressionsobjectivesTolistenandtalka

2、bouttheimportantinventionsandtheirhistory,usingpassivevoice1.--Whenwas…invented?--Ithinkitwasinventedin…2.Ithink…isinventedbefore/after…TolistenandtalkaboutwhatinventionsareusedforusingpassivevoiceWhatis/are…usedfor?Itis/theyareusedfor...Whatcanyouseeinthepicture?cartelephonecom

3、puterTV1.Whichoneofthemwasinventedfirst?2.Whichoneofthemwasinventedlast?3.WastheTVinventedbeforethecarorafterthecar?cartelephonecomputerTVDiscussionVSIthinktheTVwasinventedbeforethecar.Well,IthinktheTVwasinventedafterthecar.Forexample:VSThetelephonewasinventedbeforethecomputer.W

4、ell,Ithinkthetelephonewasinventedafterthecomputer.VSIthinkthecomputerwasinventedafterthetelephone.Iagreewithyou.Ithinkthetelephonewasinventedfirst.Well,IthinktheTVwasinventedfirst.Lookatthethingsbelow.Inwhatorderdoyouthinktheywereinvented?Numberthem[1-4].Whichcenturyanddecadedoy

5、outhinktheitemswereinventedin?1600s?1700s?1800s?1900s?…Listenandmatchtheinventionswiththeyears.19711885187619271.Whataretheytalkingabout?2.Arebothofthemveryyoung?Why?3.Didtheolderladyhaveatelephone?Whenwasthetelephoneinvented?4.Wasthecarinventedbeforethetelephone?5.Whydidn’ttheo

6、lderladyhaveaTV?6.Whydidn’ttheolderladyhaveacomputer?Whenwasitinvented?7.Canyouguesswhentheolderlaywasborn?Listenagainandanswer.word文档链接1.Theyaretalkingaboutinventionsandyears.2.No.Oneofthemisold.BecauseAliceeventhinkstherewasn’tmoderninventionswhenthepersonwasakid.3.Yes.Thetele

7、phonewasinventedin1876.4.Yes.Thecarwasinventedbeforethetelevision.5.BecausetheTVwassoexpensivethatshecouldn’taffordone.6.Becausethecomputerwasn’tinventedatthattime.Itwasinventedin1971.7.Maybeshewasbornafter1927.Checkyouranswers:听力原文一般过去时的被动语态：was/were+及物V-ed形式Watchandread.Studen

8、tB,coverthedates.StudentA,askStudentBwhenthethi