非谓语动词
1.定义:动词除在句子中作谓语以外,还具有名词、形容词及副词的性质,在句中可作主语、表语、宾语、定语、状语和补语等,这就是动词的非谓语动词。可分为三种:动词不定式、分词和动名词。 2.动词不定式:to + 动词原形(在某些情况下可以不带to )。(没有人称和数的变化,可以有自己的宾语和状语,可以有时态和语态的变化) ○1 一般式:主动语态:to do , 被动语态:to be + 动词过去分词 (表示动作或状态与谓语动词的动作或状态同时发生或之后发生) ○2 进行式:主动语态:to be doing , 被动语态:无 (表示动作或状态与谓语动词的动作或状态同时发生) ○3 完成式:主动语态:to have +动词过去分词,被动语态:to have been +动词过去分词 (表示动作或状态在谓语动作之前就发生) ○4 用法: A. 作主语:To learn a foreign language is not easy . = Its not easy to learn a foreign language . B. 作表语:The most important thing is to finish the work on time . C. 作宾语: a. 动词+to do . He decided to buy a new watch . (agree, choose, want, hope, like, wish, learn, love, plan, try, start, afford …) b. 动词+疑问词+to do I dont know where to put the bike . c. 动词+形式宾语(it)+宾补+to do I find it important to learn a second foreign language . D. 作补语: a. 动词+宾语+to do Tom asked me to show him the new shoes . (tell, wish, ask, want, like, beg, invite, allow, encourage…) b. 动词+宾语+不带to的动词 He often saw Tom play football .(see, hear, feel, watch, notice, have, make, let…) E. 作状语: a. 表示目的:He went to Guangzhou to see his sons . He got up early in order to catch the first bus . b. 表示结果:He is too tired to walk any farther . They arent old enough to go to school . c. 表示原因:He is sorry to hear that . I am glad to see you . F.作定语: I have something to tell you . I want to buy something to eat . ○5 动词不定式to 的省略: A. 在感官动词feel, hear, see, watch, notice 及使役动词have, let, make等后面要省to,但在变被动语态时要还原不定式to。 I often saw him go out of the room .-------- He was often seen to go out of the room by me . B.在had better, would rather, do nothing but等后面常省to。 ○6 动词不定式的否定形式:not + to do ,有时也可以用-never + to do 结构。 3.动名词:动词原形+ing 。具有名词、动词一些特征。 ○1 一般式:主动语态:doing ,被动语态:being + 动词过去分词(表示动作或状态与谓语动词的动作或状态同时发生或之后发生) ○2 完成式:主动语态:having +动词过去分词,被动语态:having been +动词过去分词 (表示动作或状态在谓语动词的动作或状态之前就发生)Children enjoy watching animated cartoon . I dont remember having ever seen the film . ○3 动名词的否定形式:not + 动名词(v-ing) I regret not being able to help you . ○4 用法: A. 作主语: a. 动名词作主语如果太长,可以用形式主语it代替。Learning English is very important .--- Its very important to learn English . b. No + 动名词表示"禁止"。No smoking, No parking . B. 作宾语:He finished doing his homework . C. 作表语:His favourite sport is playing basketball . D. 作定语:shopping basket, finishing line . (表明名词的用途、功能等) E. 动名词的复合结构:名词所有格、形容词物主代词+动名词。Do you mind my / Wei Fangs opening the window ? 4.分词:动词原形+ing 。具有形容词、副词和动词一些特征。(可分为现在分词、过去分词) 现在分词 ○1 一般式:主动语态:doing ,被动语态:being + 动词过去分词(表示动作或状态与谓语动词的动作或状态同时发生) ○2 完成式:主动语态:having +动词过去分词,被动语态:having been +动词过去分词 (表示动作或状态在谓语动词的动作或状 态之前就发生) ○3 动名词的否定形式:not + 动名词(v-ing) No understanding the meaning of the words, he couldnt explain the sentence . ○4 用法: A. 作表语。The result is surprising . B. 作定语。Developing country (主谓关系) sleeping boy (boy 所做的动作) C. 作状语。Passing by the house, he saw a girl playing the piano . = when he was passing by the house , he saw a girl playing the piano . D. 作宾补。I found him lying on the grass. 过去分词 ○1 形式:规则动词+ed,和不规则动词的过去分词。 ○2 过去分词的否定形式:not + 动词过去分词。 ○3 用法: A. 作表语:My bike is broken . He is very worried . B. 作定语:developed country, fallen leaves, spoken English . C. 作状语:Asked why he was absent, he said he was ill . = When he was asked why he was absent, he said he was ill . D. 作宾补:You had better have your shoes mended . I had my hair cut yesterday . (责任编辑:admin) |