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1、2013高考英语最后30天语法精讲非谓语动词动词不定式一、不定式在句子中的作用主语A.Itis(was)+adj.(n.)+todosthB.It+vt.+n.(pron.)+todosthIt’softendifficultformetodecidedwhattodo.Itmadeusveryangrytohearhimtalklikethat.表语A.表示预定要发生的动作或未来的可能性或假设B.说明主语的内容C.用于正式的指示或命令HeistoreturnfromParistomorrow.Myjobistowashplates.Threetab
2、letsaretobetakentwiceaday.宾语A.接动词不定式做宾语(afford,agree,decide,expect,happen,hope,wish,refuse,etc.)Theyexpectedtoseethebosssoon.B.Subj.+vt.+it+adj.(n.)todosth.Doyouconsideritbetternottogo?宾语补足语基本结构：Subj.+vt.+sb.+todosth.(allow,ask,order,want,expect,force,etc)Theyexpectedthegirltos
3、ucceedintheexamination.状语表示目的、结果和原因等Welivetoservethepeople.Let’shurrysoasnottobelateforthemeeting.WhathaveIsaidtomakeyousoexcited?Wejumpedwithjoytohearthenews.定语A.动宾关系(不定式修饰的词是不定式动作逻辑上的宾语)Doyouhaveanythingmoretosay?(n.+todo.)Thereisnothingtoworryabout.(n.+tovi+prep.)Let’sfindar
4、oomtoputthebikein.(n.+tovt+n.+p.)Wehaven’tachairtobeseatedin.(n.+tobev-ed+p.)Ihavealettertowrite.Ihaveapentowritewith.Ihavenoinktowritein.Ihavenopapertowriteon.B.主谓关系(不定式修饰的词是不定式逻辑上的主语)Heisn’tamantobowbeforedifficulties.Shewasthefirstpersontothinkoftheidea.C.纯粹定语(被修饰词通常是time,wa
5、y等）It’stimetogohome.Isthatthebestwaytosolvetheproblem?二、TO代替整个动词不定式当动词不定式重复前面的某个动词时，可以使用to代替，而省略该动词。IwenttherebecauseIwantedto(go).Idon’tdancemuchnow,butIusedto(dance)alot.Anyonewhowantsto(goforawalk)cangoforawalkroundAswan.三、“TO”的省略①感觉动词、使役动词后面的to常省略，但是被动语态中的to不能省略②两个动词不定式由and
6、、or、but、than、except等连接在一起时，第二个不定式常常省略toI’dliketoliedownandgotosleep.I’lldoanythingbutworkonafarm.Doyouwanttohavelunchnoworwaittilllater?It’seasiertopersuadepeoplethan(to)forcethem.③口语中，在come、go、run、hurryup等动词后，可用and代替表示目的的动词不定式Comeandhaveadrink.Wouldyougoandtellthemtoshutup?④ha
7、dbetter(not)dosth.⑤wouldratherdosth(thandosth)He’dratherwatchTVthangotoseeafilm.⑥prefertodosthratherthandosthRatherthanwait,hepreferstogohomeonfoot.⑦Why(not)dosth?四、动词不定式的复合结构①forsbtodosthIt’samistakeforusnottohelpthem.Thecoffeewastoohotformetodrink.②It’s+adj.+ofsbtodosth(kind,
8、nice,brave,stupid,clever,etc.)It’skindofyoutothinksomu
