非谓语动词特殊用法.doc

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1、非谓语动词特殊用法：一.下列情况用不定式：①.sth.beadj(harddifficulteasyheavy)todoThequestionisdifficulttoanswer.②.sb.havesth.todoIhavealotofworktodo.③.Therebesth.todotobedoneThereisnothingtotalkabout.④.find(thinkfeelconsidermakebelieve)itadjtodosth⑤Thereisnoneedtodo.⑥一般介词后面不可用不定式作宾语，（exce

2、pt,but除外）Hehasnochoicebuttoliedownandsleep.Shedidnothingbutcry.注：不定式作结果/程度状语常见五种结构:①so….astodo如此…以致②such…astodo如此…以致③enough(…)todo足以④too…todo…太…而不能⑤onlytodo结果/未曾料到------做了某事二．在“havedifficulty(trouble,problem,ahardtime,fun,agoodtime)(+in)+doing；bebusy(in)+doing；Thereisnopoint(

3、in)+doing”等结构中，in常要省去。Thechildrenarebusydoingtheirhomework.孩子们忙于做作业。Thereisnopoint(in)makingthesimpleexperimentsonceagain.再做一次这种简单的实验是毫无意义的。三．在（be）worth后面只能用-ing的主动态来表示被动意义。Hissuggestionisworthconsidering,此句可转换成：Hissuggestionisworthytobeconsidered.四．下列动词既可不定式作宾语也可不定式作宾补：want

4、expectwishpromise+(sb)todo五．gethaveleavekeep+sbdoing(使…处于某状态)I’msorryI’vekeptyouwaiting.六．注意下列动词的用法：allowadviseforbidpermitintend (sb)consider（认为考虑）sbtododoingbeusedtodo被用来做某事doing习惯做某事can'thelpdoing情不自禁做某事todo不能帮助做某事love，like，preferdoing一般性经常动作todo一次性动作need，req

5、uire，want(需要)doing=tobedonetrytodo试图做某事doing试着做某事start，begin，continue,（两种形式意义区别不大）doingtodostoptodo去做另一事doing停止做某事goontodo继续做另一件事doing继续做同一件事meantodo想要做某事doing意味做某事remember,forget,regretdoinging动作先于谓动todo不定式动作后于谓动catch+sbdoing(撞见某人正在做某事)Icaughtamanstealingmypurse.七．固定搭配

6、：必须用-ed做状语belocatedinbefixedonbeburiedinbelockedbelostinthoughtbedressedinbecaughtintherainbeseparatedfrombesatisfiedwithbeseatedbeengagedinbearmedwitheg.Lostinthought,healmostranintothecarinfrontofhim.八．独立成分作状语Generallyspeaking一般来说judgingfrom根据…来判断Franklyspeaking坦白的说consider

7、ing考虑到Totellyouthetruth说实话九．特殊逻辑主语及复合结构1.名词/主格代词+不定式(作状语)Heisgoingtomakeamodelplane,someoldpartstohelp.借助于一些旧零件，他要做一个飞机模型。特殊结构：1)It+be+adj+forsbtodosth.表示“做某事对某人来说怎么样”。（此处形容词描述事情。）Eg.ItisveryimportantforustolearnEnglish.2)It+be+adj+ofsbtodosth表示“做某事某人怎么样”（此处形容词描述人的品质、修养等。）Eg.

8、Itiskindofyoutohelpme.2主格代词/名词+doing(作状语)eg.Themeetingbeingover,allo