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非谓语动词非谓语动词包括不定式(to do)、动名词(－ing)、现在分词(－ing)与过去分词(－ed)。
它们不受主语人称和数的限制，动词不定式定义：动词不定式是非谓语动词的一种，它没有人称和数的变化，在句子中不能独立作谓语，但它仍保持动词的特点，一、不定式的意义1. 不定式的一般式：一般式表示的动作或状态发生在谓语动词表示的动作或状态的同时或之后。
当不定式的逻辑主语是这个不定式所表示的动作的承受者时，不定式一般要用被动式(to be done).eg: He seemed to be tired. The building to be finished next month is for our teachers.2. 不定式的进行式：进行式表示动作正在进行，与谓语的动作同时发生。
e.g. When I went to his home, he happened to be traveling around the world.3. 不定式的完成式：如果不定式所表示的动作或状态发生在谓语动词所表示动作或状态之前，就用完成式；若是在此基础上的被动含义，就用完成被动式( to have been done).e.g. He is said to have written a novel about the Long March.He is said to have been taught French when he was a child.4. 不定式的完成进行式：如果不定式的动作是在谓语所表示的时间之前一直在进行或有可能继续进行的动作，就要用完成进行式.eg: We’re happy to have been working with the experts all the month.二、不定式的用法：1. 不定式做主语：不定式做主语一般表示具体的某次动作。
而动名词doing 表示习惯的，经常的动作。
非谓语动词用法总结非谓语动词是历年高考英语的重要考点之一，也是较难掌握的难点之一。
它贯穿于英语学习和考试过程的始终。
但是，只要认真分析、透彻理解、看透本质、准确把握，就一定能在高考中运筹帷幄，游刃有余。
一．非谓语动词区别简表二．不定式的用法不定式不可作谓语，但它可以有自己的宾语、状语，构成不定式短语，在句中可以作主语、宾语、表语、定语（表用途）、状语或补足语。
高考对不定式的考查主要有不定式的时态、语态、作用、否定、省略、连词＋不定式等。
1.作主语不定式作主语表示具体的动作，通常指一件已知的事或目的。
不定式作主语时，谓语动词用单数。
eg:To say is a thing,to do is another.(说是一回事，做是另外一回事。
)（2）不定式短语较长时，通常放在谓语之后，用it作形式主语。
eg:①It is important to learn English well.(学好英语是重要的。
)②It is necessary for us to do the job well.(我们做好这项工作是必要的。
)③It is a great honor to be invited to give a speech here.(被邀请在这儿发表演讲是一个极大的荣幸。
)2.作宾语（1）常只用不定式作宾语的动词有：want,wish,hope,long,expect,desire,intend,decide,ask,promise,aim,offer,agree,plan,l earn,choose,refuse,fail,manage,pretend等。
eg:①He refused to help me.(他拒绝帮助我.)②She has agreed to come tomorrow.(他已同意明天来.)(2) 不定式较长时，作宾语，也可用it代替，放在后面。
eg;I find it difficult to do the job well.(3) “特殊疑问词﹢不定式to do结构”具有名词特征，可作宾语。
非谓语动词(the Non-Finite Verbs)定义在句子中不是谓语的动词，形式：不定式、动名词和分词（现在分词和过去分词）作用：在句子中充当主语、宾语、状语等。
特点：1.非谓语动词可以有名词作用（如动词不定式和动名词），在句中做主语、宾语、表语。
2.非谓语动词可以有形容词作用（如动词不定式和分词），在句中做定语、表语或宾语补足语。
3.非谓语动词可以有副词作用（如动词不定式和分词），在句中作状语。
4.谓语动词在句中作谓语，受主语的人称和数的限制；非谓语动词在句中不能单独作谓语，它不受主语的人称和数的限制。
5.英语中不能单独做句子的谓语。
与谓语动词的关系相同点（1）如果是及物动词都可与宾语连用，例如：They built a garden. They suggested building a garden.（2）都可以被状语修饰：The suit fits him very well. The suit used to fit him very well.（3）都有主动与被动, “体”式（一般式；进行式；完成式）的变化。
例如：He was punished by his parents.（谓语动词被动语态）He avoided being punished by his parents.（动名词的被动式）We have written the composition.（谓语动词的完成时）Having written the composition, we handed it in.（现在分词的完成式）（4）都可以有逻辑主语They started the work at once.（谓语动词的逻辑主语）The boss ordered them to start the work.（动词不定式的逻辑主语）We are League members.（谓语动词的主语）We being League member, the work was well done. （现在分词的逻辑主语）不定式一、形式功能：动词不定式：（to）+do，具有名词、形容词、副词的特征。
非谓语动词非谓语动词（一）——动词不定式动词不定式、分词(此刻分词，过去分词)和动名词统称为非谓语动词。
现代英语将此刻分词和动名词合为一大类叫作 v + ing 形式。
这些动词的形式不可以在句中独自作谓语用，因此没有语法主语。
但能够有逻辑主语。
因为没有语法主语，也就不受人称和数的限制，因为不是谓语，也就没有时态和语态，但这些词还能表示动作和状态，所以仍有表示与其余动词相对时间关系的形式。
因为与其余词有逻辑上的主谓关系，所以也有表示主、被动的形式，同时也有自己的宾语和状语，一同组成非谓语动词的短语(动词不定式短语，分词短语，动名词短语)。
动词不定式、过去分词及 v-ing 形式在句中均不可以作谓语用，所以叫做非谓语动词。
（一）动词不定式：动词不定式由“to+动词原形”组成，如： to study, to play ，动词不定式固然不可以作谓语动词用，但仍留着动词的特点，它能够带有所需要的宾语或状语而组成动词不定式短语，如：to study hard,to play table tennis 。
1、动词不定式的形式变化：动词不定式有以下时态和语态的形式变化。
不定式一般式达成式进行式达成进行式主动to build to have built to be building to have been building被动to be build to have been build2、动词不定式的基本用法：动词不定式能起名词、形容词和副词的作用，可在句中作主语、表语、宾语补足语、定语和状语用，如：（1）作主语： To help each other is good. （动词不定式作主语时，一般可用 it 作形式主语，而将作主语的动词不定式置于句末，如： It is good to help each other.（2）作表语： My job is to drive them to the power station every day.动词不定式在系动词be以后作表语，与表示未来时的 be +动词不定式构造有所差别，如： Our plan is to set up another middle school for the peasantschildren. 我们的计划是给农民子弟再建立一所中学。
非谓语动词语法讲解一、非谓语动词的概念动词的基本用法是作谓语。
当句中已经有了谓语动词了，要选或要填的动词就只能用非谓语形式了。
非谓语形式有三种：1、动词不定式：to do 2、动词的ing : doing 3、动词的过去分词：done二、三种形式的含义（基本用法）不定式：表示目的和将来；动词的ing：表示主动和进行；过去分词：表示被动和完成。
三、非谓语动词的时态和语态一般式完成式进行式不定式主动to do to have done to be doing被动to be done to have beendoneing 形式主动doing having done 被动being done having beendone过去分词被动done四、非谓语动词的否定形式在非谓语动词前加not, never. 即 not / never to do, not / never doing五、非谓语动词的复合结构不定式的复合结构：for / of sb. to do sth.动词 ing 形式的复合结构：宾格或所有格+doing (-ing 形式作主语时，用的所有格＋doing)六、非谓语动词的做题步骤1、判定是否用非谓语形式。
方法：看看句子中是否已有了谓语动词了2、找非谓语动词的逻辑主语。
方法：非谓语动词的逻辑主语一般是句子的主语。
3、判断主被动关系。
方法：非谓语动词与其逻辑主语的主动还是被动关系。
4、判断时间关系。
方法：分析句子，看看非谓语动词所表示的动作发生在谓语动作之前、之后还是同时。
之前常用 done; 之后常用to do; 同时常用doing.学习非谓语形式时，建议把三种形式一起来比较学习，会更加有效一些。
七、非谓语动词作主语和表语的比较1、不定式和动名词作主语和表语a. 不定式表示一次性的、具体的动词。
动词ing 常表示一般的、泛指的或习惯性的动作。
如：________ is a good form of exercise for both young and old.A. The walkB. WalkingC. To walkD. Walk(分析) a good form 暗示泛指一般的行为，用动名词作主语，选 Bb. 不定式作主语时，常用it 作形式主语，即用句型：It is + adj. / n. + (for / of sb. ) to do sth.It’s important for us to learn English well.It’s kind of you to help us.注意：下面几个句型是用动名词：It’s no good / use doing sth.It’s usel ess doing sth.There is no need to do sth.2、不定式、动名词、分词作表语的比较1、不定式、动名词作表语，.表示主语的内容。
专题十一非谓语动词精讲必备考点考点一动词不定式作主语考点二动词不定式作宾语考点三动词不定式作宾语补足语考点四动词不定式的特殊句型考点五动词不定式作状语考点六疑问词+ 动词不定式考点七动名词与动词不定式考点八现在分词与过去分词我们把在句子当中起名词、形容词或副词作用，充当谓语之外的其他句子成分的动词称为非谓语动词。
非谓语动词有三种形式：动词不定式、分词（现在分词和过去分词）和动名词。
考点一动词不定式作主语动词不定式是一种非限定动词，而非限定动词是指那些在句中不能单独充当谓语的动词。
动词不定式分为带to的不定式（to + 动词原形）和不带to的不定式。
动词不定式不能单独用作谓语动词，不受主语的人称和数的限制，但保留动词的性质。
1. 动词不定式作主语时，其谓语动词常用单数。
To say something is one thing; to do it is another. 说是一回事，做是另一回事。
2.动词不定式在句子中作主语时通常放在句末，而用it作形式主语，其结构为：It + be + adj. (+ for / of sb.) + 动词不定式。
It’s so nice to hear your voice. 听到你的声音真高兴。
It is not difficult to work out the problem. 做出这道题并不难。
【典例精析】It takes me half an hour __________ the piano every day.A. playB. playingC. to play花费某人多长时间。
答案：C。
考点二动词不定式作宾语1.一些动词后可跟动词不定式作宾语。
这类动词主要有：want，wish，like，decide，help，try，begin，forget，learn，ask，agree，hope，promise等。
2.find，think，make，believe等动词后跟不定式作宾语时，常用it作形式宾语而把真正的宾语动词不定式短语放在句末。
非谓语动词t h e N o n-F i n i t e V e r b s 定义在句子中不是谓语的动词,形式：不定式、动名词和分词现在分词和过去分词作用：在句子中充当主语、宾语、状语等.特点：1.非谓语动词可以有名词作用如动词不定式和动名词,在句中做主语、宾语、表语.2.非谓语动词可以有形容词作用如动词不定式和分词,在句中做定语、表语或宾语补足语.3.非谓语动词可以有副词作用如动词不定式和分词,在句中作状语.4.谓语动词在句中作谓语,受主语的人称和数的限制；非谓语动词在句中不能单独作谓语,它不受主语的人称和数的限制.5.英语中不能单独做句子的谓语.与谓语动词的关系相同点（1）如果是及物动词都可与宾语连用,例如： They built a garden. They suggested building a garden.（2）都可以被状语修饰： The suit fits him very well. The suit used to fit him very well.（3）都有主动与被动, “体”式一般式；进行式；完成式的变化.例如：He was punished by his parents.谓语动词被动语态 He avoided being punished by his parents.动名词的被动式We have written the composition.谓语动词的完成时 Having written the composition, we handed it in.现在分词的完成式（4）都可以有逻辑主语They started the work at once.谓语动词的逻辑主语 The boss ordered them to start the work.动词不定式的逻辑主语We are League members.谓语动词的主语 We being League member, the work was well done. 现在分词的逻辑主语不定式一、形式功能：动词不定式：to+do,具有名词、形容词、副词的特征.否定式：not + to do 以do为例,动词不定式的构成如下：（1）一般式：不定式的一般式所表示的动作与谓语动词动作同时发生或发生在谓语动词动作之后.例如： I'm nice to meet you. 很高兴见到你.He seems to know a lot. 他看起来懂得很多.We plan to pay a visit. 我们计划花钱去参观.He wants to be an artist. 他想成为一个艺术家.The patient asked to be operated on at once. 病人要求马上手术.The teacher ordered the work to be done. 老师要求完成工作.（2）进行式：不定式的进行式所表示的动作与谓语动词动作同时发生,例如：The boy pretended to be working hard. 男孩假装工作得很努力.He seems to be reading in his room. 看起来他正在他的房间里面读书.3完成式：不定式的完成式表示的动作发生在谓语动词动作之前,例如：I regretted having told a lie. 我后悔我说谎了.I happened to have seen the film. 我偶然看过这部电影.He is pleased to have met his friend. 他很高兴能遇上他的朋友.二、不定式的句法功能：（1）作主语：To finish the work in ten minutes is very hard. 十分钟之内完成这项工作是很难的.To lose your heart means failure. 灰心意味着失败.动词不定式短语作主语时,常用it作形式主语,真正的主语不定式置于句后,例如上面两句可用如下形式：It is very hard to finish the work in ten minutes. 十分钟之内完成这项工作是很难的.It means failure to lose your heart. 灰心意味着失败.常用句式有：1作主语：1、It+be+名词+to do.2、It takes sb.+some time+to do.3、It+be+形容词+of sb +to do.①与careless,clever,good,foolish,honest,kind,lazy,nice,right,silly,stupid,wis e,wrong , careful , polite , 等表示赞扬或批评的形容词连用,不定式前的sb.可作其逻辑主语.②与for连用的通常是一些表示可能性、难易程度、必要性等含义的形容词：possible,impossible,easy,hard,difficult,necessaryIt’s necessary for you to study hard .necessary 修饰 to study hard,表示学习努力是有必要的It’s foolish of him to do it .foolish 修饰逻辑主语him2作表语：放be动词后,构成表语Her job is to clean the hall. 她的工作是打扫大厅.He appears to have caught a cold. 他似乎感冒了.注意：（3）作宾语：①动词+不定式.如：He managed to escape from the fire.I find it hard to get along with him.it 作形式宾语下列动词通常用不定式作宾语：want, hope, wish, offer, fail, plan, learn, pretend, refuse, manage, help, promise, prefer, like , begin , try , need , forget , agree , know , teach , help , arrange , dare , decide , determine , prepare , continue , ask , mean , choose , expect ,choose, get等②动词+疑问词+to , “特殊疑问句+不定式”相当于名词,作宾语.如：I don’t know what to do next/ how to do it next.I can’t decide when to go there.注意：不定式短语作宾语时,如果还带有宾语补足语,往往把不定式短语放在宾语补足语之后,用it 作形式宾语.如：I find it necessary to learn a foreign language.We think it important to obey the laws .不定式动词可充当介词宾语,如：I have no choice but to stay here. 我只能留在这里,别无选择.He did nothing last Sunday but repair his bike. 他上周日除了修他的自行车什么也没干.Marx found it important to study the situation in Russia. 马克思发现研究俄国的情况是很重要的.（4）作宾语补足语：①动词+宾语+不定式to doHe warned me to be careful.I want you to speak to Tom.What makes you think so不带to的不定式注：可以用动词不定式做宾补的动词有：ask, tell, order ,want ,get, would like, like, advise, invite, allow, help, wish,warn, expect, prefer, encourage,beg, permit, persuade,prepare, cause, force, call on, wait for, invite.此外,介词有时也与这种复合宾语连用,如：With a lot of work to do, he didn't go to the cinema．他有很多工作要做,所以没去电影院.②表见解、看法的动词结构可为：动词+宾语+ to be 的不定式结构：We consider Tom to be one of the best students in our class.The book is believed to be useful.被动语态③ There +不定式We didn’t expect there to be so many people there.我们没料到会有那么多人在那里.注意：1有些动词需用 as 短语作补语,像regard, think, believe, take, consider.如：We regard Tom as our best teacher. 我们认为汤姆是我们最好的老师.Mary took him as her father. 玛丽把他当作自己的父亲.2在动词feel 一感,hear, listen to二听,have, let, make三让,notice, see, watch, observe, look at五看即：吾看三室两厅一感觉等后面的补足语中,不定式不带to,但变为被动语态后,必须带to.如：They saw the boy fall off the tree. The boy was seen to fall off the tree.3help后面作宾语补足语的不定式可以带to,也可以不带to.I often help him toclean the room.（5）作定语：动词不定式作定语,放在所修饰的名词或代词后.与所修饰名词有如下关系：1）He is looking for a room to live in.动状关系He has got a chance to go abroad.同位关系3主谓关系：She is always the last person to speak at the meeting . ----I’mgoing to the post office , for I have a letter to post .逻辑主语是I -------Thank you. But I have no letters to be posted now 逻辑主语不是I4动宾关系：I have a meeting to attend. 我有一个会议要出席.注意：如果作定语的不定式是一个短语,则要保留不定式短语中的副词或介词.如：I need a pen to write with . I will wirte with the pen 我需要一直钢笔写字I have a little baby to look after .I must look after the little baby 我有一个婴儿要照看He is looking for a room to live He is looking for a room to live in .What did you open it with 你用什么打开它如果不定式修饰time, place, way,可以省略介词：He has no place to live. 他无处安身.This is the best way to work out this problem. 这是解决这个问题的最好办法.He has no money and no place to live in .I think the best way to travel by is on foot .There is no time to think about .注意：①不定式的逻辑主语是句子的主语时,不定式用主动形式表被动、也可用被动式：Have you got anything to send 你要送什么东西吗 Have you got anything to be sent 你有什么东西需要送吗②说明所修饰名词的内容： We have made a plan to finish the work. 我们制定了一个完成工作的计划.③被修饰名词是不定式逻辑主语： He is the first to get here. 他第一个来到这儿.6作状语：①表目的：He worked day and night to get the money. 他夜以继日地工作来赚钱.She sold her hair to buy the watch chain. 她卖掉了自己的头发来买那条表链.注意不定式放句首时,逻辑主语与句子主语要一致： wrong：To save money, every means has been tried. right：To save money, he has tried every means. 为了省钱,他使出了浑身解数. wrong：To learn English well, a dictionary is needed. right：To learn English well, he needs a dictionary. 为了学好英语,他需要一本词典.作目的状语：既可以放在句首,也可以放在句尾 To tell you the truth, I don't like the way he talked. 说实话,我不喜欢他讲话的方式.②表结果往往是与预期愿望相反的结果意料之外：常放在never only后He arrived late only to find the train had gone. 他来晚了,只见火车已经走了.I visited him only to find him out. 我去拜访他,只见他出去了.③表原因：常放在形容词后面They were very sad to hear the news. 他们听到这条新闻非常伤心.④表程度：It's too dark for us to see anything. 太暗了,我们什么也看不见.The question is simple for him to answer. 这问题由他来回答是很简单的.三、不定式的省略：①情态动词除ought外, ought to do②would rather, had better③感官动词和使役动词④由 and, or 和 than 连接的两个不定式,第二个 to 可以省去.如：He wants to move to France and marry the girl.⑤help⑥Why…/Why not…⑦But 和 except 前是动词 do 时,后面出现的动词用不带 to 的动词不定式.试比较：He wants to do nothing but go out.He wants to believe anything but to take the medicine.⑧通常在discover, imagine, suppose, think, understand 等词后,可以省去 to be .如：⑨保留to省略do动词. If you don't want to do it, you don't need to. 如果你不想做这件事,你就不必做.⑩不定式的并列：第二个不定式可省略to.下列短语中,如果意义明确,常常省略到to：want to , wish to ,hope to , like to , hate to , plan to , try to , love to , have to , ought to , need to , used to , be able toHe wished to study medicine and become a doctor. 他希望学医并成为医生.五、注意：1．to 作介词：agree to, object to,close to , come to , lead to , refer to , equal to , familiar to , point to , thank to , devote to , next to , belong to , be used to , look forward to动名词一、定义：动名词既具有动词的一些特征,又具有名词的句法功能.二、形式：一般式 doing 谓语动词同时发生 being done Seeing is believing. 眼见为实.完成式 having done having been done 谓语动词发生之前We remembered having seen the film. 我们记得看过这部电影.否定式：not + 动名词动名词的形式： I regret not following his advice. 我后悔没听他的劝告.被动式： He came to the party without being invited．他未被邀请就来到了晚会.完成被动式： He forgot having been taken to Guangzhou when he was five years old. 他忘记五岁时曾被带到广州去过.复合结构：物主代词或名词所有格+ 动名词He suggested our trying it once again. 他建议我们再试一次.His not knowing English troubled him a lot. 他不懂英语给他带来许多麻烦.三、动名词的句法功能：（1）作主语：谓语用单数Reading aloud is very helpful.Collecting stamps is interesting.Playing with fire is dangerous.当动名词短语作主语时常用it作形式主语.结构：It’s no good/use doing.... It's no use quarrelling.争吵是没用的.（2）作表语：动名词可以和主语调换位置.如：My hobby is collecting stamps.In the ant city, the queen's job is laying eggs. 在蚂蚁王国,蚁后的工作是产卵.3作宾语：They haven't finished building the dam. 他们还没有建好大坝.We have to prevent the air from being polluted. 我们必须阻止空气被污染.注意动名词既可作动词宾语也可作介词宾语,如上面两个例句.此外,动名词作宾语时,若跟有宾语补足语,则常用形式宾语it,例如： We found it no good making funof others. 我们发现取笑他人不好.只接V-ing做宾语的动词和动词短语：enjoy, finish, suggest, avoid, excuse ,delay, imagine, keep, miss, consider, admit,deny, mind, permit, forbid, practise, risk, appreciate, be busy, be worth, feel like, can't stand, can't help, think of, dream of, be fond of, prevent…from,keep …from, stop…from,protect…from, set about, be engag ed in, spend…in, succeed in, be used to, look forward to, object to, pay attention to, insist on, feel like接动名词、不定式均可,且意义相同的动词：like, love, dilike,hate, begin, star, continue, prefer, cease, can’t bear/endure/stand接动名词、不定式均可,但意义不同的词：forget,go on,mean,regret,remember,stop,try等Stop to do 停下来去做 stop doing 停止做Forget to do 忘记要做 forget doing 忘记做过Remember to do 记得要做 remember doing 记得做过Regret to do 遗憾要做 regret doing 后悔做过Try to do 企图做,尽力做 try doing 试着做Go on to do 继续做另一件事 go on doing 继续做同一件事Mean to do 打算做 mean doing 意味做注意：Need, require, want作“需要”讲,其后用动名词的主动式表示被动意义,be worth也有类似用法.如：The flowers need watering/to be watered.The problem is worth discussing.（4）作定语：动名词作定语,一般表示用途.如：a waiting room,a diving board,a reading room,a dining hall动名词与现在分词作定语的区别：1现在分词作定语表动作,它与所修饰的名词之间存在逻辑上的主谓关系,可改写成一个定语从句.如果为单词,放在被修饰n之前,为短语,放在被修饰n之后.如：a sleeping boy =a boy who is sleepinga developing country =a country which is developing2动名词作定语通常表示它所修饰的名词的用途或性质,可改写成一个for的短语,两者不存在逻辑上的主谓关系.如：a washing machine = a mashine for washinga swimming pool = a pool for swimmingHe can't walk without a walking-stick. 他没有拐杖不能走路.Is there a swimming pool in your school 你们学校有游泳池吗（5）作同位语： The cave, his hiding-place is secret. 那个山洞,他藏身的地方很秘密.His habit, listening to the news on the radio remains unchanged．他收听收音机新闻节目的习惯仍未改变.分词一、现在分词和过去分词的区别：1在语态上,现在分词表示主动意义；过去分词表示被动意义,不及物动词的过去分词表示动作已经发生.像：gone, fallen, retired, grown-up, escaped, faded, returned等词.如：a retired person 一个退休的人 a fallen ball 一个落下来的球2在时间上,现在分词表示的动作往往正在进行或者与谓语动词同时发生,过去分词表示的动作已经完成或没有一定的时间性.如：falling leaves 正在下落的树叶 fallen leaves 已经落在地上的树叶注意：分词作时间状语,如果先于主动词的动作,且强调先后,要用having done.如：Having finished his homework, he went out for a walk.=After he had finished his homework, he went out for a walk.二、注意：1分词作状语,其逻辑主语要与主句主语保持一致2分词前常有when / while / as / before/ after/ if / unless /even if 等引导词3如果过去分词的动作发生在主句谓语之前,用having been done Having been hurt in a traffic accident, I was given an operation.4分词做状语,主语之前不可有and /but / so / or/ so that 等连词如有,则此句子为祈使句Working hard, you will succeed.Working hard and you will succeed.5)否定式,在分词之前+ not6)固定搭配： be dressed in be lost in thoughts lost in thoughts, he knocked into me.7)分词的逻辑主语与主句不同,分词要有自己的逻辑主语,称为“独立主语” The money used up, I had no food to eat现在分词二、定义：既具有动词的一些特征,又具有形容词和副词的句法功能.二、形式：肯定式：V-ing；否定式：not + 现在分词（1）主动语态：现在分词主动语态的一般式表示与谓语动词所表示的动作同时发生,完成式表示的动作在谓语动词所表示的动作之前发生,常作状语.例如：They went to the park, singing and talking. 他们边唱边说向公园走去.Having done his homework, he played basket-ball. 做完作业,他开始打篮球.（2）被动语态：一般式表示与谓语动词同时发生的被动的动作,完成式表示发生在谓语动词之前的被动的动作.The problem being discussed is very important. 正在被讨论的问题很重要.Having been told many times, the naughty boy made the same mistake. 被告诉了好几遍,这个淘气的孩子又犯了同一个错误.三、现在分词的句法功能：（1）作定语：现在分词作定语,当分词单独做定语时,放在所修饰的名词前；如果是分词短语做定语放在名词后.In the following years he worked even harder. 在后来的几年中,他学习更努力了.The man speaking to the teacher is our monitor's father. 正与老师谈话的那个人是我们班长的父亲.现在分词作定语相当于一个定语从句的句法功能,如：in the following years也可用in the years that followed; the man speaking to the teacher可改为the man who is speaking to the teacher.（2）现在分词作表语： The film being shown in the cinema is exciting. 正在这家上演的电影很棒.The present situation is inspiring. 当前的形势鼓舞人心.be + doing既可能表示现在进行时,也可能是现在分词做表语,它们的区别在于be + doing表示进行的动作是进行时,而表示特征时是系动词be与现在分词构成系表结构.3作宾语补足语：如下动词后可跟现在分词作宾语补足语：see, watch, hear, feel, find, get, keep, notice, observe, listen to, look at, leave, catch等.例如：Can you hear her singing the song in the next room 你能听见她在隔壁唱歌吗He kept the car waiting at the gate. 他让小汽车在门口等着. （4）现在分词作状语：①作时间状语： While Working in the factory, he was an advanced worker. 在工厂工作时,他是一名先进工人.②作原因状语： Being a League member, he is always helping others. 由于是共青团员,他经常帮助他人.③作方式状语,表示伴随： He stayed at home, cleaning and washing. 他呆在家里,又擦又洗.④作条件状语： If Playing all day, you will waste your valuable time. 要是整天玩,你就会浪费宝贵的时间.⑤作结果状语： He dropped the glass, breaking it into pieces. 他把杯子掉了,结果摔得粉碎.⑥作目的状语： He went swimming the other day. 几天前他去游泳了.⑦作让步状语： Though raining heavily, it cleared up very soon. 虽然雨下得很大,但不久天就晴了.⑧与逻辑主语构成独立主格：I waiting for the bus, a bird fell on my head．All the tickets having been sold out, they went away disappointedly. 所有的票已经卖光了,他们失望地离开了.Time permitting, we'll do another two exercises. 如果时间允许,我们将做另两个练习.有时也可用with without +名词代词宾格+分词形式 With the lights burning,he fell asleep. 他点着灯睡着了.⑨作独立成分： udging fromby his appearance, he must be an actor. 从外表看,他一定是个演员. Generally speaking, girls are more careful. 一般说来,女孩子更细心.过去分词一、形式：只有V-ed一种形式.①规则,V-ed, ②不规则二、句法功能1．过去分词作定语：①单个过去分词做定语时用于被修饰的名词前,做前置定语 frozen food、polluted river、a terrified boyVt.过去分词作定语,表被动及完成Vi 过去分词作定语,表示完成 a married man an escape man the risen sun a fallen leafOur class went on an organized trip last Monday. 上周一我们班开展了一次有组织的旅行.Those selected as committee members will attend the meeting. 当选为委员的人将出席这次会.②凡是用作定语修饰人或表示与个人相关的心理状态,用过去分词,而修饰物时,则用现在分词做定语a satisfied smile a satisfying answerTom tired at the tiring speech,started to sleep.③过去分词短语做定语时,用于被修饰的名词之后,相当于省略了which/who is/are:A book written by luxun a student called MaryThe meeting being held now is important.The meeting held yesterday was importantThe meeting to be held tomorrow is important.2．过去分词作表语： The window is broken. 窗户破了.They were frightened at the sad sight. 他们对眼前悲惨的景象感到很害怕.注意：be + 过去分词,如果表示状态是系表结构,如果表示被动的动作是被动语态.区别： The window is broken.系表 The window was broken by the boy.被动有些过去分词是不及物动词构成的,不表示被动,只表示完成.如：boiled water开水 fallen leaves落叶newly arrived goods新到的货 the risen sun升起的太阳 the changed world 变了的世界这类过去分词有：gone, come, fallen, risen, changed, arrived, returned, passed等.3．过去分词作宾语补足语：①做宾语补足语的动词一般是Vt,表示被动或完成With+sth./sb. DoneWith the work done, they went out to play. 工作做完了,他们出去玩去了.With trees planted around the school, it looks nicer.②Have /get + sb/sth. Done 叫人做....Make oneself kmow/ understood/ hearted 让自己被....③see /hear/ watch / notice/ observe / listen to等构成的感官动词及 think/ find 等表示心理状态的动词 ~ sth/ sb. done1)I hear this song sung2)I found the dooe unlocked when I got home.④ want / wish / like / expect / order sth /sb. Done 希望、命令......被做I want the problem discussed at the meeting.4．过去分词作状语：Praised by the neighbours, he became the pride of his parents. 受到邻居们的表扬,他成为父母的骄傲.原因Once seen, it can never be forgotten. 一旦它被看见,人们就忘不了.时间Given more time, I'll be able to do it better. 如果给予更多的时间,我能做得更好.条件Though told of the danger, he s till risked his life to save the boy. 虽然被告之有危险,他仍然冒生命危险去救那个孩子.让步Filled with hopes and fears, he entered the cave. 心中充满了希望与恐惧,他走进山洞. 方式/伴随。
非谓语动词就是不能作句子谓语而具有其他语法功能的动词。
非谓语动词有哪些不冋的形式？王劝形贰F 式式元成式定式ro do to have done m bo done to have bocn done-i 讥g 分词doinghaving donebeing donehaving been done过去 分词done及物动词的过2分词既表示 被动又表示动作己完成.个 别动迥的过去分诃只表示完 成（实数为不及物动词）不定式除一般式"完成式以外还有 进行式非谓语动 词 主语 宾语 宾补 主补 定语 状语 表语不定式7寸/V•ing 分词 777寸寸寸7 过去分词7 777表语：主语/不定式和ing 分词均能作主语，二者有何区别？表示某一具体的 动作时，多用不定式；表示比较抽象的一般行为倾向的，多1. ---------------------- 用 动名词。
作形式主2.动名词作主语时通常位于句首；不定式作主语时常置于句末, 用it-------------------- 语放在句首。
1） Smoking is prohibited （禁止）here.2） It is not very good for you to smoke so much ・ Seeing is believing.To see is to believe ・宾语：1.有些动词后只跟不定式作宾语，如:帮 ........... manage, promise, pretend, plan, offer, agree, ask, dare, choose, fait help （ want （想要）,refuse 等。
助）, 决心学会想希望，拒绝设法愿假装。
主动答应选计划，同意请求帮一帮。
2. 有些动词后只跟动名词作宾语，如：practise, appreciate, dislike, excuse, forgive, keep, resist, risk, deny, advise, fancy, ......... c omplete, forbid, permit, allow, stand, refer to, give up, lead to, take to, set about, get若主语和表语都是非谓语动词，应保持形式上的一致。
非谓语动词常考知识点高中阶段学习的非谓语动词，主要考察非谓语动词做定语、状语、补语这三个成分，有时还会考查做宾语（即动词后面应该接不定式还是动名词）。
在具体的解题中，还要加入一种细分，就是独立主格（属于状语部分）。
非谓语动词的形式：doing（表示主动，动作正在进行）；done（表示被动，动作已经完成）；to do（表示目的、结果或动作尚未发生）在解答非谓语动词题目的时候，一定要弄明白该非谓语动词和逻辑主语的关系，才能选择正确的非谓语动词形式。
非谓语动词做不同的成分，其逻辑主语也是不一样的。
具体举例如下。
1. 非谓语动词做定语，其逻辑主语是先行词（即被修饰词）The boy sitting under the tree is my brother.分析：非谓语动词做定语，与逻辑主语构成被动关系，多用done；与逻辑主语构成主动关系，多用ing。
但要注意，非谓语动词遭遇特殊词，比如系动词、dress、seat等特别的词，就不能用主动和被动来看待。
譬如系动词词就无所谓被动，而dress的分词形式本身就是一个形容词（不应视作done形式）The baby dressed in red is very lovely.2. 非谓语动词做状语（不含独立主格），其逻辑主语是主句主语。
Seeing from the top of the hill, I found our hometown is very beautiful.非谓语动词做状语，主被动关系同定语，但主动时应加入时间判断。
非谓语动词与谓语动词同时、伴随发生，用ing；非谓语动词先发生（即与主句的动作存在明显的先后顺序），用having done；非谓语动词后发生，或表意外发现，或表目的，用to doHaving finished his homework, the boy went out to play basketball.3. 非谓语动词做补语，往往与宾语存在逻辑关系（常用于五“看”，二“听”，三“使役”结构中）I see the boy play games with his sister every day. (主动，动作的整个过程) I saw the boy swimming in the lake when I passed through the park. （主动，动作的瞬间）I saw the boy beaten by his father just now. (被动)4. 非谓语动词做宾语（考查动词后接doing还是to do做宾语）（1）只能跟动名词作宾语的动词：admit , avoid , advise , consider , delay , deny , enjoy , escape , excuse , fancy , finish , complete , forbid , imagine , mind , miss , permit . practise , require , suggest , risk , keep, take to , look forward to , get down to , feel like , can’t help , can’t stand , be used to ,insist on , succeed in , set about, give up , include ,（2）后接不定式作宾语的动词有：want , hope , wish , like , begin , try , need , forget , agree , know , promise , teach , refuse , help , arrange , dare , decide , determine , fail , manage , offer , prepare , continue , ask , mean , choose , expect etc.（3）下列动词后跟不定式与跟动名词作宾语意义有区别，forget to do … 忘记要做某事forget doing… 忘记做了某事remember to do…记住要做某事remember doing …记着做了某事mean to do … 有意要做某事mean doing … 意味着做了某事regret to do … 对要做的事表示后悔regret doing … 对做过去的事后悔can’t help to do…不能帮助做某事can’t help doing … 情不自禁做某事try to do … 尽力去做某事try doing 试着做某事learn to do … 学着去做某事le arn doing … 学会做某事stop to do … 停下来去做（另一件事）stop doing … 停止做某事go on to do … 接着做（另外一件事）go on doing … 继续做某事used to do … 过去做某事be used to doing … 习惯做某事5. 非谓语动词的否定形式：在非谓语动词前面直接加not。
