新目标九年级英语第九单元课件

Unit9Whenwasitinvented?WhataretheFourGreatInventionsinancientChina?Doyouknow?paper-making造纸术compass指南针printing印刷术gunpowder火药papermakingpaperCaiLuninventedthepapermakingin105.inventedthepapermakingin105.CaiLunThepapermakingwasbyinventioninventinventorLookatthethings.Whenweretheyinvented?Doyouknow?1acalculatorListenandmatchtheinventionswiththedates.1b___1876___1885___1927___1971___1976daecb18761885192719711976Whenwasthecarinvented?Itwasinventedin1885.Whenweretheyinvented?Theywereinventedin.lightbulbs1879Whataretheyusedfor?Theyareusedforgivinglight.lightbulbsSeeinginthedark.microwaveovenItisusedforcookingandheatingfood(加热)Whatisitusedfor?Task:Doyouknowwhattheyareusedfor?1.talkingwiththepersonwhoisn’tnear2.takingphotos3.cooking4.eatingfood5.keepingawayfromtherain6.wakingusupThe…is/areusedfor–ing.Whoinventedthecar?_______inventedthecar.KarlBenzKarlBenzThecar____________by______.wasinventedkarlbenzWhowasthecarinventedby?—Whowastheplaneinventedby?—ItwasinventedbytheWrightbrothers.theWrightbrothersBellA:Whowasthetelephoneinventedby?B:ItwasinventedbyBell.Task3:Let’sguesswhoinventedit.A:Whowasthe…inventedby?B:Ithinkitwasinventedby…carcomputertelephonelightbulbSteveEdisonKarlBenzBellThepassivevoice.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{被动语态专项练习Ⅰ.据划线部分提问1.Glasseswereinventedin1450.2.ThebottlemachinewasinventedbyMichaelOwens.3.Dictionariesareusedforlookingupwords.Whenwereglassesinvented?Whowasthebottlemachineinventedby?Whataredictionariesusedfor?用“invented”或“usedfor”填空.1.Whatarechopsticks_______?2.Whowasthetelephone________by?3.Whenwastea________?4.Whataremicrowaveovens_______?5.Whenwerepotatochips________?usedforinventedusedforinventedinventedA:Look!Thislookssointeresting!B:Ah,it’sagreatinventionofChina.A:Really?When______it_________?B:Ithinkit_______________inHanDynasty.(汉朝)A:What______it______for?B:Guess!A:______it______forholdingwater?B:No.It___________fortestingearthquakes.A:Wow,it’sreallyamazing!wasinventedwasinventedisusedIsusedisused体验中考：1.（2008，黄冈)—wasinventedbyChinesecenturiesago.A.ThetelephoneB.ThecarC.TheclockD.Thepapermaking2.Safetyglassesareused__protectingyoureyes.A.byB.asC.forD.to3.Personalcomputers__1976.Ithaschangedtheworld.A.InventB.inventedinC.wasinventedinD.wereinventedin4.Kites____messagesinthewarinthepast.A.areusedforsendB.wereusedtosendingC.wereusedsendD.wereusedtosendDCDD中考真题链接1.—IfeelveryhappythatI____tobethehost.—Congratulations!(07’江西)A.chooseB.amchosenC.waschosenD.havenchosen2.TodayChinese________bymoreandmorepeoplearoundtheworld.(07’北京)A.wasspokenB.isspokenC.spokeD.speak3．(07’重庆)—Yourhometownhaschangedalot．—Yes.Takealookatthesetallbuildings.They______lastyear．A.buildB．builtC.wasbuiltD．werebuilt4.—Whyistheclassroomsodirty?—Sorry,sir.It_______yesterday．Weforgottodoit．A.don’tcleanB.didn’tcleanC.weren’tcleanedD.wasn’tcleaned