动词不定式被动语态

非谓语动词动词不定式todo动名词doing分词doing/done动词不定式(eg.write)主动被动一般现在完成进行完成进行主动被动一般现在towritetobewritten完成tohavewrittentohavebeenwritten进行tobewriting完成进行tohavebeenwriting1一般式表示的动作或状态，发生在谓语动词表示的动作或状态的同时或之后2完成式表示动作或状态，发生在谓语动词表示的动作或状态之前3进行式表示的动作或状态，与谓语动词表示的动作或状态同时发生Iknowhim_____(be)anexpert.Iamsorry_____(keep)youwaiting.Heseems______(think)aboutsomething.Iknowhim__to

be___(be)anexpert.Iamsorry__tohavekept___(keep)youwaiting.Heseems__tobethinking____(think)aboutsomething.

1否定式2主动表被动a)Wehavealotofworktodo.b)Thearticleisdifficulttounderstand.*Thepenisgoodtowritewith.c)There’salotofworktodo/tobedone.d)Thehouseistolet./I’mtoblame.nottodo/nottohavedone/nottobedoingIhavealotofclothestowash.Ihavealotofclothestobewashed.3不定式的作用Toloveourselvesistolovelife.Thedutiesofanursearetotakecareofthepatient.IlearntospeakJapanese.PleaseaskJohntoclosethedoor.It’stimetohaveameeting.*Shewasthelastgueststoarrive.(P346)f)*OnedayIwentshoppingandcamebacktofindmyfrontwheelwasmissing.5.只能跟不定式todo的词ask,want,decide,seem,promise,pretend,agree,wish,afford,fail,refuse,manage,expect,happen,offer,beg,hope,demandEg.---HaveyouvisitedMr.Smithinhospital?---Notyet,butI’mgoingto.(P349-350)c)Idon’tknowwhattodo.*why,if(P350)4动词不定式不带to的情况(P347)make,have,let,hear,listento,feel,see,watch,lookat,notice,observe后注：Hewasmadetoworkfrommorningtillnight.b)hadbetter,wouldrather,ratherthan

cannothelpbut…后c)why开头的省略句d)介词but,except,beside前有实意动词do(P348)e)Heaskedmetocomeinandsitdown.*It’sbettertolaughthantocry.5不定式的复合结构for+n./pron.+todoIt’snaturallawforleavestoturnyellowinautumn.Sandycoulddonothingbut____tohisteacherthathewaswrong. A.admit B.admitted C.admitting D.toadmit2.Hemadeuphismindtodevoteal