英语 unit 9 复习课件 人教新目标版

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1、SectionAUnit9Whenwasitinvented?MuseumInventionMuseumWhatisitcalled?Itiscalledacomputer.Whatisitcalled?ItiscalledaMicrowaveovenWhatisitusedfor?Itisusedforcookingandheatingfood(加热)Whatisitusedfor?Itisusedforcounting.Whatisitcalled?ItiscalledacalculatorWhataretheyusedfor?Theyareusedforgivinglight.Wha

2、taretheycalled?Theyarecalledlightbulbs.Whatisitcalled?MicrowaveovenItisusedforcookingandheatingfood(加热)19761971197619271885Whenwasitinvented?1bListenandmatchtheinventionswiththedates.abedc18761885192719711976dabec18761885192719711976part5Whenwasthecarinvented?Itwasinventedin1885.ChineseinventionsHo

3、wmanyinventionsdoyouknow?Groupwork:WhatWhenWhoBeusedforPrintingTangDynasty朝代ChineseMakingcopiesbattery-operatedslippersheatedicecreamscoopshoeswithadjustableheels电池供电的拖鞋加热的冰激凌勺可调节后跟的鞋2aListenandnumbertheinventionsintheorderthatyouhear.3122bListenagain.Matchtheinventionswiththeirinventorsanduses.Inv

4、entionshoeswithadjustableheelsbattery-operatedslippersheatedicecreamscoopWhowasit/weretheyinventedby?ChelseaLanmonJayceCoziarandJamieEllsworthJulieThompsonWhatisit/aretheyusedfor?scoopingreallycoldicecreamseeinginthedarkchangingthestyleoftheshoesWhatis/are…usedfor?It’s/They’re…usedfor…part2musiccan

5、dleactivityglassestemperaturecupChallenge:Trytobeaninventor!Welcome!Thepassivevoice.被动语态被动语态的构成:be动词+(及物动词的)过去分词一般现在时一般过去时am(is,are)+donewas(were)+done{Ithinkcomputeristhemosthelpfulinvention.BecauseithelpsmesearchtheinformationthatIneed.Homework:DescribeoneofyourinventionsAndthenwriteitdown.part4W

6、howas(telephone)inventedby?ItwasinventedbyBell.Ts’aiLunWhitebrothersEdisonHenryFordinventorsinventionsPapermakingPlaneLightbulbCarpart3Asurvey:Whatdoyouthinkisthemosthelpful/annoyinginventions?NameHelpfulinventionsWhyAnnoyinginventionswhyUsefulexpressions:A:Whatdoyouthinkisthemosthelpful/annoyingin

7、vention?B:Ithinkthemosthelpfulinventionis…A:Whyisthat?B:Well,itgives/helpspeople…GoodBye!