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1、非谓语动词一、非谓语动词的各种形式1.不定式 to do (具有名词、副词和形容词的作用，可在句中作主语、定语、表语、宾语、补足语和状语)。2.现在分词doing,具有副词和形容词的作用，可在句中作定语、表语、状语和补足语。3.过去分词done，具有副词和形容词的作用，可在句中作定语、表语、补足语和状语。4.动名词doing,具有名词的作用，可在句中作主语、宾语、定语和表语。二、非谓语动词作宾语1.不定式作宾语常接不定式作宾语的动词有：afford askagree choosedecide expectfail hopemanage offer prepare pretendplan pro
2、miserefuse wantwish help2.动名词作宾语enjoy finishkeep mindmiss practisesuggest avoidallow consideradvise imaginelook forward to3.不定式与动名词作宾语的区别1)remember doing sth remember to do sth I remembered_the lights when I left the room.(to turn off,turning off)Remember _the lights when you leave the room.(to turn
3、 off,turning off)2)forget doing sth forget to do sth I have forgotten _the flowers.(to water,watering)I have forgotten _my homework.(to do ;doing)3)try doing sth try to do sthLets try_at the back door.(knocking ;to knock)Well try _ our teaching methods.(to improv;improving) 4)go on doing sthgo on to
4、 do sth Get the children to go on _stories one by one.(to tell ,telling)After he had finished his maths ,he went on _(to do ,doing)his physics.5)regret to do sth regret doing sth I regret _you that I cannot come.( to tell ,telling)I really regret _his lecture.(to miss ,missing)6)mean to do sth 打算做某事
5、mean doing sth意味着做某事I mean _ some bread ,but I forgot.(to buy ,buying)Wasting time means _life.(to kill ,killing)三、非谓语动词作补足语 1.不定式作补足语1）有些动词后面用带to的不定式作补足语I tell him not to go there by bus.类似动词有：ask ,advise,allow ,beg ,encourage,expect ,get ,invite ,order ,tell ,want ,warn ,wish 等。2）不定式在感官动词、使役动词后作宾语
6、补足语时，省略to.若句子变成被动语态，不定式成为主语补足语，泽不定式符号to要保留（let除外）。help后用带to或不带to的不定式作宾语补足语均可。The boss makes them _work 16hours a day .(to work ,work)They are made _(to work ,work) 16 hours a day .I heard her_(to sing ,sing)in the next room .She was heard _(sing,to sing)in the next room by me.感官动词使役动词：feel ,hear ,li
7、stento;let ,make ,have,see ,watch ,notice ,look at.2.不定式与现在分词做宾语补足语的区别：不定式作宾语补足语表示动作的全过程或经常性发生；现在分词作宾语补足语则表示动作正在进行。I saw her_across the road.(pass,passing)我看见她穿过了马路。I saw her _across the road.(pass,passing)我看见她正在穿过马路。When he arrived at the office ,he found all the works( work;working).四、非谓语动词的固定用法1.
8、would rather do sth,than do sth .意为“宁愿做而不愿做”2.prefer to do rather than do或prefer doingto doing为固定用法，意为“宁愿做而不愿做”。3.why do 或why not do表示建议或责问。4.feel like doing sth .表示“想要做某事”。He preferred to stay at home rather than go with us.I would rather watch TV at home than go to the cinema.What do you feel like doing when you grow up?
