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1、高中英语Book2AUnit1动词不定式的用法1.动词不定式的用法作主语作宾语作定语作表语作宾补作状语动词不定式2.动词不定式的时态和语态3.巩固练习1.动词不定式作主语动词不定式作主语，谓语动词用第三人称单数。Togettherebycarwilltakeawholeday.Howtogetenoughmoneyisstillaquestion.Tomakeaplanforourstudyisveryimportant.1.动词不定式作主语有时候为了保持句子平衡，常用it作形式主语，放到句首，而将作真实主语的动词不定式放到句末。It
2、willtakeawholedaytogettherebycar.Itisimportanttomakeaplanforourstudy.Itisimpossibleformetofinishtheworkinaweek.2.动词不定式作宾语动词不定式作宾语常用于下列及物动词后：want,agree,decide,manage,wish,hope,ask,like,love,choose,promise,continue,plan,learn,expect,offer,prepare,refuse,pretend,attempt,in
3、tend,threaten,seek,hesitate,long,desire,fail等等。Ihavelearnedtodrivethecar.Hepromisedtocomebuthehasn’tturnupyet.Hepretendedtobereadingwhenhismothercameintohisroom.TheboysarelongingtowatchtheWorldCup.动词不定式作宾语应注意的问题1.有些动词后跟动词不定式和动名词作宾语意义截然不同try,goon,stop,mean,regret,remembe
4、r,forget等trytodosth.尽力去做某事trydoingsth.试一试，试试看Tryknockingatthebackdoorifnobodyhearsyouatthefrontdoor.Trytogetthereontime.meantodosth.打算做某事meandoingsth.意味着做某事Iwon’twaitifitmeansdelayingaweek.Imeanttohelpyou,butIwasbusyatthatmoment.forgettodosth.忘了去做某事forgetdoingsth.忘了做过某事
5、IforgettellingheraboutitIforgettobringthepursewithmewhenIlefthomethismorning.remembertodosth.记住去做某事rememberdoingsth.记得做过某事Irememberreadingthestoryinsomebook.Remembertoposttheletterformewhenyougotothepostoffice.stoptodosth.停下来去做某事（表目的）stopdoingsth.停止做某事（作宾语）Isuggestwesho
6、uldstoptohavearestThestudentsstoppedtalkingwhentheteachercamein.goontodosth.继续做另一件事goondoingsth.接着做同一件事Afterashortrest,theywentondoingthework.Afterfinishingthehomework,thestudentswentouttoplayfootball.regrettodosth.遗憾地做某事regretdoingsth.后悔作了某事Iregrettosaythatyouhaven’tpa
7、ssedtheexam.Iregrethavingtoldhimaboutit动词不定式作宾语应注意的问题2.如果不定式作宾语而后面又有一个宾语补足语，这时要用it作形式宾语而把这个动词不定式放到补语后。Ifeelitmydutytohelpyou.Ioncethoughtitimpossibleforustofinishthejobinsuchalimitedtime.3.动词不定式作定语动词不定式作定语，它与所修饰的名词或代词可能是主谓关系，也可能是动宾关系。Hewasthelastonetoleaveschoolyesterda
8、y.Wehavemuchhomeworktodoeveryday.4.动词不定式作表语动词不定式常放在系动词（be动词）后作表语，有时也放在其他少数连系动词如：remain,seem,sound等后。Hisplanist
