复习课件：动词不定式

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1、第二部专题Ⅱ词汇㈤动词的非语形式考点揭密典型例题解析课时训练考点揭密1.掌握非谓语动词的定义。即：在句中不单独作谓语的动词叫非谓语动词。非谓语动词的形式一般用不定式和现在分词、动名词、过去分词表示；2.掌握动词不定式的用法，在句中可作宾语、主语、宾语补足语、状语定语；作定语补足语的不定式，如果句中动词为使役动词和感官动词，不定式要省to,如:letsb.do,makesb.do,seesb.do,hearsb.do；help后可加to也可省to；如果将省to的不定式改为被动语态，则要加to；考点揭密3.不定式可以和疑问词who,when,what,how,等构成不定式短语

2、，在句中作主语宾语和表语。如：Idon'tknowwhattosay.4.掌握一些特殊结构如：hadbetter，wouldrather...than,donothingbut,hadbetter等结构中省to；5.掌握动词-ing形式的分类：动名词、现在分词；动名词在句中起名词作用，可作主语、宾语、表语等；现在分词起形容词、副词的作用，在句中作状语、补语、表语定语等；考点揭密6.掌握一些特殊结构中的不定式和动名词，现在分词的用法，尤其是有些动词后既可加不定式又可加动名词，但意义差别很大：如:stoptodo,stopdoing,forgettodo,forgetdoi

3、ng等；记忆一些只加不定式的动词，如:wanttodo,hopetodo,wishtodo,decidetodo等；只加动名词的动词，如：finishdoing,enjoydoing,feellikedoingminddoingpractisedoing等。有些动词既可加不定式，也可加动名词，意义一样，如：starttodo,startdoing。7.熟记一些-ing短语如：bebusydoing,dosomedoing,godoing等。【例1】Heoftenaskshisson_________hisclothes.［2003长沙］A.towashB.washC.

4、washingD.washed典型例题解析【例2】ThestudentsofClassOnewillspendtheirwinterholidayinShenzhen,butthestudentsofClassTwohaven'tdecided_________.［2003广东］A.whattobuyB.howtogoC.wheretogoD.whichtochooseA【例3】wouldyoumind_________mehow_________Englishwords?(2003昆明)A.tell，torememberB.telling,remember

5、C.telling,torememberD.tell,rememberCC典型例题解析D【例4】—There'saticketonthefloor,isityours?—Oh,yes,it'smine.—Letme_________foryou.［2003，黄冈］A.topickupitB.topickitupC.pickupitD.pickitup【例5】—Hi,Peter.Whyareyouinsuchahurry?—_________the7:30train.［2003，江西］A.CatchB.TocatchC.CatchingD.Caught

6、BⅠ.用括号中动词的适当形式填空________(fish)ismyfavouritesport.Ioften_____(fish)forhourswithout_________(catch)anything.Butthisdoesn'tworryme.Someofthefishermen_______(be)unlucky.Insteadof_________(catch)fish,theycatcholdshoes.Iamevenlesslucky.Inevercatchanythingnotevenoldshoes.After_________(spend)whol

7、emorningsontheriver,Ialwaysgohomewithanemptybag,“Youmustgiveup________(fish)!”Myfriendssay.“It'sawasteoftime.”Buttheydon'tknowoneimportantthing.I'mnotreallyinterestedin_________(fish).I'monlyinterestedin_______(sit)inaboatand_________(do)nothingatall.课时