人教版Book7-Unit2-Robots-语法-不定式被动语态课件.ppt

普通高中课程标准实验教科书 （人教版英语选修七） Unit2 Robots不定式被动语态不定式被动语态Leaninggoalsv复习常见的各种时态的被动语态v学习不定式的被动语态被动语态被动语态(thepassivevoice)v语态是什么？v语态是动词的一种形式，v用以表示主语和谓语之间的关系v英语的语态分为主动语态和被动语态v主动语态表示主语是动作的执行者v被动语态表示主语是动作的承受者v常用的几种时态的被动语态及含有情态动词的被动语常用的几种时态的被动语态及含有情态动词的被动语态的构成形式态的构成形式被动语态被动语态一般一般现现在在时时(am/is/are)+过去分词一般一般过过去去时时(was/were)+过去分词一般将来一般将来时时will+be+过去分词过过去将来去将来时时would+be+过去分词现现在在进进行行时时(am/is/are)+being+过去分词过过去去进进行行时时(was/were)+being+过去分词现现在完成在完成时时have/has+been+过去分词过过去完成去完成时时had+been+过去分词含有情含有情态动词态动词情态动词+be+过去分词v一、动词不定式v1动词不定式的的时态和语态主动被动一般时todotobedone进行时tobedoing/完成时tohavedonetohavebeendone时态语态2不定式的句法功能v除了谓语外，不定式可以担当句子的任何成分。

vToseeistobelieve.眼见为实作主语和表语)vYoushouldcontinuetolearnaslongasyoulive.要活到老学到老作宾语)vSheusuallyhasalotofmeetingstoattendintheevenings.她晚上经常有很多会要开作定语)vTodoagoodjob,wemusthavetherighttools.要干好活工具得用对作状语)vIdidntexpectyoutoarrivesoearly.我没想到你来得那么早作宾语补足语)动词不定式的被动式动词不定式的被动式v【语境展示语境展示】观察下面各句中动词不定式的被动式的用法，观察下面各句中动词不定式的被动式的用法，然后加以总结然后加以总结v1.Itsnicetobewanted.v2.Thebooksaretobesenttotheyoungchildren.v3.Shedidntliketobetreatedasachild.v4.Thequestiontobediscussedatthenextmeetingwillbeahardnuttocrack.v5.TheywereshippedtoAmericatobesoldasslaves.v6.Hedidntwantthesubjecttobementionedintheletter.v7.Forty-onepeoplearesaidtohavebeenseriouslyhurtintheaccident.主语表宾定状语宾补主补即学即练：即学即练：v一一.用括号内动词的正确形式填空。

用括号内动词的正确形式填空vI.1.Werehavingameetingthisafternoon.Thedecision_(make)atthemeetingwillinfluencethefuturevofourcompany.v2.Havingatripabroadiscertainlygoodfortheoldcouple,butitremains_(see)whethertheywillenjoyit.v3.Myfrienddidntwantthesubject_(mention)intheletter.v4.Themachinedoesntwork.Itseems_(damage).v5.Thenewsreportershurriedtotheairport,only_(tell)thefilmstarhadleft.tobemadetobetoldtobeseentobementionedtohavebeendamagedAlthoughcomputer-likemachines1._(build)inthe19thcentury,computers2._(sell)commerciallyforthefirsttimeinthe1950s,andalotofprogress3._(make)sincethen.Computersarenowmuchsmallerandmorepowerful,andtheycan4._(buy)muchmorecheaply.Computers5._(use)inmanyfieldsinbusiness,science,medicineandeducation,forexample.Thecomputersmemoryistheplacewhereinformation6._(keep)andcalculations7._(do).Largenumbersofhomecomputers8._(sell)sofar.Peopleknowmoreaboutcomputersthantheyusedto,andcomputersareplayingabiggerpartinourlives.Progress9._(make)allthetime.Manypeoplebelievewecanlookforwardtothedaywhenevenourhouseholdjobs10._(do)bycomputer-controlledrobots.II.用所给动词的适当形式完成这段话100CheckyouranswersvAlthoughcomputer-likemachines1._(build)inthe19thcentury,computers2._(sell)commerciallyforthefirsttimeinthe1950s,andalotofprogressv3._(make)sincethen.vComputersarenowmuchsmallerandmorevpowerful,andtheycan4._(buy)muchvmorecheaply.werebuiltweresoldhasbeenmadebeboughtvComputers5._v(use)inmanyfieldsinbusiness,science,vmedicineandeducation,forexample.Thevcomputersmemoryistheplacewherevinformation6._(keep)andvcalculations7._(do).areused/havebeenusediskeptaredonevLargenumbersofhomecomputers8.v_(sell)sofar.Peopleknowmorevaboutcomputersthantheyusedto,andvcomputersareplayingabiggerpartvinourlives.havebeensold学习动词不定式应注意的几个问题1)用不定式作宾语的词语。

下列词语常用不定式作宾语：afford，promise，refuse，expect，hope，learn，offer，wish，want，like,fail，plan，agree，prefer，decide，manage，determine，desire等Hepreferredtodoheavierwork(主动)Heprefferedtobegivenheavierwork（被动）vProgress9._(make)allthetime.vManypeoplebelievewecanlookforwardtothevdaywhenevenourhouseholdjobsv10._(do)bycomputer-controlledrobots.isbeingmadewillbedone2)在感官动词和一些使役动词后,不定式做宾补和主补，to的使用：see，watch，notice，hear，listento，observe，feel，make，let，have等的宾补用动词原形，变被动时要加to，此时的不定式就是主语补足语Eg:在感官动词和一些使役动词后,不定式做宾补和主补，to的使用vseesbdovhearsbdovwatchsbdovfeel/notice/observevmakesbdovletsbdovhavesbdovSbbeseentodovSbbeheardtodovSbbewatchedtodovSbbemadetodovWeoftenseehimworkharddayandnightwithoutagoodrestvHeisoftenseentoworkhard.3)不定式作宾补常和下列动词搭配使用：主语ask/require/tell/order/force/get/wantsb.todosth.注意其被动形式：asksbtodo-sbbeasked to do （主补） forcesbtodo-sbbeforcedtodo4).在有些情况下，用不定式的主动形式表被动意义v(1).如果不定式前有两个或两个以上的名词或代词，其中含有不定式动作的发出者和承受着时，不定式要用主动形式。

vRecentlyAlanisbusy,vandhehassomethingimportanttodo.v(2)在“主语+be+adj+不定式”结构中，特别是当形容词为easy,hard,difficult,heavy,light,good,comfortable,pleasant等时，常用不定式的主动形式表达被动意义vTheproblemiseasytosolvev(3).在在“with+宾语宾语+宾补宾补”结构中，常用不定式的结构中，常用不定式的主主v动形式来表示将要发生的动作动形式来表示将要发生的动作vWithalotofworktodo,hewasntallowedtotakepartintheactivity.即学即练：用所给动词的适当形式填空vThecompanysnewcarwasgoing1_(test)vinthecomingmonth.Alotofworkneeded2._v(do).Withsomuchwork3._(do),allthestaffvhadtoworkdayandnight.Anewexhibitionhallwasasked4._(build).Manypart-timeworkersrequiredv5._(hire).Lilyfoundajobinthecompanyvtoo.Sheisabeautifulgirl,sothemanageraskedherv6._(train)asacarmodel.However,Lilyrefusedv7._(take)thejob.Althoughsheisbeautiful,tobetestedtobedone/doingtodotobebuilttobehired/hiringtobetrainedtotakevShedoesntlike8._(watch)bysovmanypeople.Herdesireis9._(become)asalesmanager.Themanagerwasverykindandpermittedhertoworkhereasasaleswoman.Withgreateffortsforthreeyears,shehasbecomethefirstwomansalesmanager10._(accept)byallthestaffinthiscompany.tobewatchedtobecometobeaccepted。