英语语法第七讲非谓语动词.ppt

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1、语法专题复习第七讲　非谓语动词考点透析1．不定式、分词、动名词的否定式都是在其前面加not/never。(1)Mrs.Smithwarnedherdaughternevertodriveafterdrinking.(2)Notknowingwhattodo,Iwanttotheteacheradvice.(3)Iapologizetoyoufornottellingyouthetruthimmediately.2．不定式的进行时表示动作与谓语动作同时发生。不定式、分词、动名词的完成式表动作在谓语之前发生。(1)Whenmothercameintothero

2、om，Sidpretendedtobeworkinghardathislesson.(2)Robertissaidtohavestudiedabroad,butIdon’tknowwhatcountryhestudiedin.(3)Havingfinishedallmyhomework,IwentouttoplayfootballwithLiMing.(4)Theboywasseverelypunishedbyhisfatherforhavingtoldlies.3．不定式做定语时，如果不定式是不及物动词，或者不定式所修饰的名词是不定式动作的工具、地点，不

3、定式后就应有必要的介词。Therearefivepairstochoosefrom，butI'matalosswhichtobuy.4．不定式主动表被动的几种情况：在Therebe结构中，做定语的不定式既可用主动语态也可用被动语态。Thereisalotofworktodo/tobedone.不定式做定语时，如果不定式所修饰的名词是不定式的宾语，但是又可在句子中找到另一个词做不定式的逻辑主语，不定式要用主动语态。Wouldyoupleasegivetheboysomethingtoread?(something是read的宾语，theboy是read的逻辑

4、主语，不定式用主动语态。)注意比较下列两个句子：Ihavesomeletterstotype.(Iwilltypethelettersmyself.)Doyouhaveantletterstobetyped,sir?(Iwilltypethelettersforyou.)5．关于不定式的省略在连词than，as后、介词except，but，besides后，如果前有实义动词do的某种形式，动词不定式一般不带to，反之则带to。(1)Inthatcase，thereisnothingyoucandothanwait.(2)Helikereadingnovel

5、sbesidestoplaythepiano.使役动词make,let,have和感官动词see,watch,hear,observe后接不定式做宾补时要省to，但在被动语态中，to不能省。(1)Acomputerdoesonlywhatthinkingpeoplehaveitdo.(2)Pauldoesn’thavetobemadetolearn.Healwaysworkshard.6．admit，advise，avoid，appreciate，can'thelp，consider，delay，deny，escape，enjoy，finish，feel

6、like,fancy，imagine，mind，miss，practise，risk，suggest等动词以及所有带介词的短语动词后面只能跟动名词做宾语。(1)Ireallyappreciatehavingtimetorelaxwithyouonthisniceisland.(2)Theboywasluckyenoughtoescapebeingpunished.7．remember，forget，try，mean，regret，stop，goon后接不定式做宾语与接动名词做宾语，意义有很大区别，必须牢记。regretdoing因做过某事而后悔，动作已发生

7、regrettodo因将做某事而遗憾，动作没发生rememberdoing记得做过某事，动作已发生remembertodo记得去做某事，动作没发生forgetdoing忘记曾做过某事，动作已发生forgettodo忘记做某事，动作没发生meandoing意味着meantodo打算做stopdoing停止做……stoptodo停止做某事而做另一件事trydoing尝试做……trytodo努力做(1)Shesearchedthetopofthehillandstoppedtorestonabigrockbythesideofthepath.(2)—Youwe

8、rebraveenoughtoraiseobjectionsatt