省略主语Hopetoseeyouagain.Haven’tseenyouforages.Doesn’tmatter.Seversyouright!(I)(I)(It)(It)省略主谓或主谓的一部分Thisway,please.Gottogonow.Hadyourbreakfast?Anybodywanttogo?Anythingwrong?(Youcome)(I’ve)(Haveyou)(Does)(Isthere)省略宾语、表语--DoyouknowMissGao?--Idon’tknowWhichisbetter?--It’shardtotell.Tomenjoysdancing,butPeterhates.--Areyouthirsty?--Yes,Iam.--Iamateacher.--Iamtoo.(her)(it)(dancing)(thirty)(ateacher)不定式的省略1.一般保留“to”a)Iaskedhimtoseethefilm,buthedidn’twantto.b)-Willyoujoininthegame?-I’dbegladto.(seethefilm)(joininthegame)若不定式后含有动词be的结构时，be动词要保留。•---Areyouanengineer?•---No,butIwanttobe.No,butIwanttobeanengineer.若不定式后面是完成时，省略时应保留have。•---Didyoutellhimthenews?•---Ioughttohave,butIdidn’tknowhowtospeak.Ioughttohavetoldhimthenewsa).Itoldhimtositdownand(to)waitforamoment.b).Togohomeortostayatschoolduringthevacationisnotdecided.2.并列的不定式，前面的不定式带“to”,后面的不定式可省去“to”但如果两个不定式之间有对比关系，则不可省去“to”.3.充当宾补的不定式在“let,make,have,see,watch,notice,hear,feel”等使役动词和感官动词后省略“to”,但在被动语态中“to”还原。4.介词“but”前若有实意动词“do”,后面的不定式省去“to”.Theboydidnothingbutplay.状语从句中的省略a)Once(hewas)ateacher,henowworksinagovernmentoffice.b)While(Iwas)walkingalongthestreet,IsawMrwang.当状语从句中的主语和主句中的主语一致时，可省略状语从句中的主语和be动词。某些状语从句中，从句的主语是“it”,其后的动词“be”及其主语可一起省略Fillintheblankswitharticleswhere(itis)necessary.Helphimif(itis)possible.可以用so或not代替上文内容a)Getupearlytomorrow.Ifnot,youwillmissthefirstbus.b)Hemaynotbeathomethen.Ifso,leavehimanote.ifyoudon’tgetupearlyifheisn’tathome.在“than/as”引导的比较状语从句中，常省略与主句相同的部分I’mnearlyastallashe(istall).Iknowyouthanhe(knowsyou).Isupposeitisbettertobesafethan(tobe)sick.
