《非谓语动词》PPT课件.ppt

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1、Non-finiteVerbsInfinitive;gerund;participleInfinitive(不定式)1.不定式的式和态（以动词do为例）doActivevoice主动Passivevoice被动simple一般式todotobedoneperfective完成式tohavedonetohavebeendoneprogressive进行式tobedoingperfectiveprogressive完成进行式tohavebeendoing相关例句:1）Mr.Brownissupposedto_

2、_forItalylastweek.A.haveleftB.beleavingC.leaveD.havebeenleft2）Mr.Johnsonpreferred___heavierwordtodo.A.tobegivenB.tobegivingC.tohavegivenD.havinggiven注：一般式：不定式动作在谓语动作之后或两动作同时发生完成式：不定式动作发生在谓语动作之前完成进行式：不定式动作在谓语动作之前，并持续到现在与谓语动作同时发生2.不定式的句法功能主语Togetthereontime

3、isveryimportant.表语Myplanistofinishthistaskin3weeks.宾语Ihavearrangedtomeethimatten.宾补IpersuadedLindatogowithme.定语Atlastwefoundaroomtolivein.后置定语状语Shewenttothesupermarkettobuyfood.3.几点补充1）不定式to的省略A.不定式作表语，若谓语有实词do，则不定式不带toAllIwantedtodowassolveitassoonasposs

4、ible.B.介词but,except，save后可接不定式作宾语，若谓语是do则省略to，反之则不省Hehasnoalternativebuttogowithher.LastnightIdidnothingbutwatchTV.C.在hadbetter;wouldrather(sooner)…than…;would…ratherthan…;cannot…but;can’thelpbut…;mayaswell等习惯用法中，省略toMarycan’thelpbutrushintotheheavyrain.H

5、ewouldratherstayathomethangotowork.D.作使役动词make,let,have和感官动词see,watch,listento,feel,hear等的宾语补足语HemadeHelenteachusEnglish.注：此类句子的被动形式，to不可省略HelenwasmadetoteachusEnglish.E.口语中，why开头的简单问句中，用不带to的不定式Whynotgoatonce？2）不定式的逻辑主语用for或of引出It’sanhonorformetotakepart

6、inthework.It’sveryniceofyoutoseemewhenIwasill.3)注意区分介词to和不定式to如：beused(accustomed)to;beopposedto;objectto;lookforwardto;stickto;prefer…to;等词组中to均为介词Participle（分词）分词的式和态（以do为例）注：beingdone表被动语态的进行式do一般式完成式现在分词：主动doinghavingdone过去分词：被动donehavingbeendone2.分词的

7、句法功能表语Yourshoelaceshavecomeundone.定语Thisisanexcitingmeeting.状语Notknowingheraddress,wecouldn’tgetintouchwithher.宾补Isawacarrunninginthefield.Iwillgetmyhaircut.3.分词作状语的补充说明1）分词可作伴随、时间、原因，条件等状语(前可有连词)伴随:Theystoodtherewatchingthemovie.Prof.Johnsoniscoming,foll

8、owedbyhisassistant.时间:（When）Comingdownthemountain,Imetanoldfriend.Seenfromthetopofthehill,thecitylookedbeautiful.原因:Bornintoapoorfamily,hehadonlytwoyearsofeducation.Gettinguptoolate,hemissedtheschoolbus.条件:Givenenou