when was it invented课件

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1、SectionA吴春燕龙港三中Unit9Whenwasitinvented?MuseumInventionMuseumHowmuchisit?18Howmuchisit?RuleOnlyonegroupthatgetsthemostscores(分数)canenterthemuseum.Guessing:Whatisit?part1Guessing:Whatisit?Guessing:Whatisit?MicrowaveovenItisusedforcookingandheatingfood(加热)Whatfoodcanbeheatedi

2、nit?Whatisitusedfor?Itisusedforcounting.calculatorWhataretheyusedfor?Theyareusedforgivinglight.lightbulbsWhatis/are…usedfor?It’s/They’re…usedfor…part2alarmclockIt’sanannoyinginvention.BecauseitwakesmeupwhenI’msleeping.Ithinkcomputeristhemosthelpfulinvention.Becauseithelps

3、mesearchtheinformationthatIneed.part3Asurvey:Whatdoyouthinkisthemosthelpful/annoyinginventions?NameHelpfulinventionsWhyAnnoyinginventionswhyUsefulexpressions:A:Whatdoyouthinkisthemosthelpful/annoyinginvention?B:Ithinkthemosthelpfulinventionis…A:Whyisthat?B:Well,itgives/he

4、lpspeople…part4Whowas(telephone)inventedby?ItwasinventedbyBell.HenryFordEdisonBellTs’aiLunWrightbrothersfisherinventorsinventionsPapermakingPlaneWashingmachineLightbulbCarTelephone19761971197619271885Whenwasitinvented?1bListenandmatchtheinventionswiththedates.abedc1876188

5、5192719711976dabec18761885192719711976part5Whenwasthecarinvented?Itwasinventedin1885.ChineseinventionsHowmanyinventionsdoyouknow?Groupwork:WhatWhenWhoBeusedforPrintingTangDynasty朝代ChineseMakingcopiesbattery-operatedslippersheatedicecreamscoopshoeswithadjustableheels电池供电的拖

6、鞋加热的冰激凌勺可调节后跟的鞋2aListenandnumbertheinventionsintheorderthatyouhear.3122bListenagain.Matchtheinventionswiththeirinventorsanduses.Inventionshoeswithadjustableheelsbattery-operatedslippersheatedicecreamscoopWhowasit/weretheyinventedby?ChelseaLanmonJayceCoziarandJamieEllswort

7、hJulieThompsonWhatisit/aretheyusedfor?scoopingreallycoldicecreamseeinginthedarkchangingthestyleoftheshoesmusiccandleactivityglassestemperaturecupChallenge: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{Homewor

8、k:DescribeoneofyourinventionsAndthenwriteitdown.GoodBye!