初中语法-动词不定式和动名词
初中英语语法非谓语动词总结

初中英语语法 非谓语动词总结非谓语动词主要包括不定式、非谓语动词主要包括不定式、动名词和现在分词。
动名词和现在分词。
为了区分这三种不同的非谓语动词的用法和含义,动词的用法和含义,我们将分别从三种非谓语动词在句子中做主语、我们将分别从三种非谓语动词在句子中做主语、我们将分别从三种非谓语动词在句子中做主语、宾语、宾语、宾语、宾语宾语补足语、补足语、定语、定语、定语、状语、状语、状语、表语以及一些特殊结构句型等角度来区分其用法和细微含表语以及一些特殊结构句型等角度来区分其用法和细微含义。
义。
1.不定式和动名词作主语的区别.不定式和动名词作主语的区别(1)动名词作主语通常表示抽象动作;而不定式作主语表示具体动作。
Smoking is prohibited(禁止禁止)here .这里禁止抽烟。
(抽象) It is not very good for you to smoke so much .你抽这么多烟对你身体很不好。
(具体) (2)动名词作主语时,通常用以表示一件已知的事或经验。
不定式短语通常用来表示一件未完成的事或目的。
Climbing mountains is interesting .爬山很有趣。
(经验) Driving a car during the rush hour is tiring .在高峰时刻开车令人厌烦。
(经验) (3)不定式做主语,一般用it 当形式主语,把作主语的不定式短语后置。
It took me only five minutes to finish the job. 2.不定式、动名词和分词作表语的区别(1)不定式作表语不定式作表语1)不定式作表语一般表示具体动作,特别是表示将来的动作。
To do two things at a time is to do neither .--次做两件事等于未做。
次做两件事等于未做。
What I would suggest is to start work at once.我的建议是立刻开始干。
初中语法 非谓语动词讲解

初中语法非谓语动词讲解非谓语动词是指动词的非谓语形式,包括动词的不定式、动名词和动词的分词形式。
在句子中,非谓语动词可以充当主语、宾语、表语、定语、状语等成分,能够丰富句子的结构和表达方式。
一、动词不定式(Infinitive)动词不定式是动词的一种非谓语形式,一般由动词原形加上to构成,表示一种动作或状态的概念。
1. 作主语:To learn a foreign language well is important.学好一门外语很重要。
2. 作宾语:I want to go shopping this weekend.我想这个周末去购物。
3. 作表语:Her dream is to become a doctor.她的梦想是成为一名医生。
4. 作定语:I have a book to read.我有一本要读的书。
5. 作状语:He went to the supermarket to buy some food.他去超市买些食物。
二、动名词(Gerund)动名词是动词的一种非谓语形式,一般由动词原形加上-ing构成,表示名词的概念。
1. 作主语:Swimming is a good exercise.游泳是一项好的锻炼。
2. 作宾语:I like playing basketball.我喜欢打篮球。
3. 作表语:His hobby is singing songs.他的爱好是唱歌。
4. 作定语:I saw a man reading a book.我看到一个人在读书。
5. 作状语:She came here by bike.她骑车来这里。
三、分词(Participle)分词是动词的一种非谓语形式,分为现在分词(-ing形式)和过去分词(-ed形式)。
1. 现在分词作定语:The running water is very refreshing in summer.夏天流动的水非常凉快。
2. 过去分词作定语:The broken window needs to be fixed.那个破窗户需要修理。
初中语法 不定式与动名词的区别与用法

初中语法不定式与动名词的区别与用法不定式(Infinitive)和动名词(Gerund)是英语语法中常见的两个结构,它们在形式和用法上有着不同的特点。
本文将详细介绍不定式和动名词的区别,并探讨它们在句子中的具体用法。
一、不定式的形式与特点不定式由“to + 动词原形”构成,具有以下几个特点:1.1 作为动词的名词不定式既可以作为动词的名词,也可以用作动词。
例如:作为名词:To swim is my favorite hobby.(游泳是我的最爱。
)作为动词:I like to swim.(我喜欢游泳。
)1.2 用于表示目的或意图不定式常用来表示目的或意图,常与动词“want”、“hope”、“expect”等连用。
例如:I want to study abroad.(我想出国留学。
)1.3 用于表达建议、命令、请求等不定式可以用于表达建议、命令、请求等意义,常与动词“advise”、“order”、“ask”等连用。
例如:She advised me to practice more.(她建议我多练习。
)1.4 用于充当主语、宾语、表语或补语不定式可以作为句子的主语、宾语、表语或补语的一部分。
例如:主语:To travel is a wonderful experience.(旅行是一次美妙的经历。
)宾语:I want to learn French.(我想学法语。
)表语:His dream is to become a doctor.(他的梦想是成为一名医生。
)补语:I found it difficult to solve the problem.(我发现解决这个问题很困难。
)二、动名词的形式与特点动名词是由动词的现在分词(+ing)构成的名词,具有以下几个特点:2.1 作为动词的名词动名词作为名词,常常用作主语、宾语或表语。
例如:主语:Swimming is good for health.(游泳对健康有益。
动词不定式和动名词的区别与应用

动词不定式和动名词的区别与应用动词不定式和动名词是英语中常见的两种非谓语动词形式。
尽管它们的形式相似,但在用法和含义上有一些区别。
本文将详细介绍动词不定式和动名词的区别,并说明它们的应用场景。
一、形式上的区别动词不定式由“to + 动词原形”构成,例如:to study,to eat。
动名词则以-ing 结尾,例如:studying,eating。
二、语法功能的区别1. 作主语动词不定式可以用作句子的主语,例如:- To learn a new language is challenging.(学一门新语言很有挑战性。
)- To travel is his dream.(旅行是他的梦想。
)动名词也可以用作句子的主语,例如:- Swimming is a good exercise.(游泳是一种好运动。
)- Reading books makes me happy.(读书使我快乐。
)2. 作宾语动词不定式可以用作及物动词的宾语,例如:- I want to learn Spanish.(我想学西班牙语。
)- She likes to eat fruits.(她喜欢吃水果。
)动名词也可以用作及物动词的宾语,例如:- I enjoy swimming every morning.(我喜欢每天早上游泳。
)- He admitted stealing the money.(他承认偷了那笔钱。
)3. 作介词宾语动词不定式可以用作介词宾语,例如:- She is good at playing the guitar.(她弹吉他很好。
)- He is interested in learning Chinese.(他对研究中文感兴趣。
)动名词也可以用作介词宾语,例如:- They are looking forward to visiting Paris.(他们期待着去巴黎旅行。
)三、意义和用法的区别1. 动词不定式带有“to”的含义,表示目的、意图、可能性、建议等,例如:- I went to the store to buy some bread.(我去商店买面包。
初中语法 动词不定式和动名词的用法

初中语法动词不定式和动名词的用法动词不定式和动名词的用法动词不定式和动名词是英语中非常重要的语法结构,它们常常在句子中充当特定的语法角色,并有其独特的用法和构造。
了解并正确运用动词不定式和动名词是掌握英语语法的关键之一。
本文将详细介绍动词不定式和动名词的用法,以帮助初中学生更好地理解和运用它们。
一、动词不定式的用法动词不定式由“to + 动词原形”构成,可以作为句子的主语、宾语、表语、宾补等,同时还可以和一些特定的动词搭配使用。
下面是动词不定式的几种常见用法:1. 作为主语动词不定式可以作为句子的主语,通常位于句首。
比如:- To learn a foreign language requires patience and determination.(学习一门外语需要耐心和决心。
)- To quit smoking is my New Year's resolution.(戒烟是我的新年决心。
)2. 作为宾语动词不定式可以作为句子的宾语,接在某些动词后面。
比如:- She wants to become a doctor.(她想要成为一名医生。
)- He enjoys playing basketball.(他喜欢打篮球。
)3. 作为表语动词不定式可以作为句子的表语,通常与be动词连用。
比如:- His dream is to travel around the world.(他的梦想是周游世界。
)- The most important thing is to believe in yourself.(最重要的事情是相信自己。
)4. 作为宾补某些动词后面可以接动词不定式作为宾补,表示动作的目的、结果或意图。
比如:- He wants to buy a new car.(他想要买一辆新车。
)- I need to finish my homework before dinner.(我需要在晚餐前完成我的作业。
初中英语知识点归纳动词的不定式和动名词用法总结

初中英语知识点归纳动词的不定式和动名词用法总结动词的不定式和动名词是英语学习中的重要知识点,它们的用法十分多样且常见。
本文将对动词的不定式和动名词的用法进行总结和归纳。
一、动词不定式1. 作主语:例句:To succeed in life is his ultimate goal.成功是他追求的终极目标。
2. 作宾语:a. 接及物动词的宾语:例句:I want to learn English.我想学英语。
b. 接不及物动词的宾语:例句:She decided to go hiking.她决定去徒步旅行。
3. 作表语:例句:Her dream is to become a doctor.她的梦想是成为一名医生。
4. 作补语:a. 表示命令、建议、请求等:例句:She told me to wait for her at the gate.她告诉我在门口等她。
b. 表示目的、目标等:例句:He went to the store to buy some groceries.他去商店买一些杂货。
5. 作定语:例句:We need a person to help us with the project.我们需要一个人来帮助我们完成这个项目。
6. 作状语:a. 表示目的、结果、原因等:例句:He studied hard to pass the exam.他努力学习为了通过考试。
b. 表示时间、条件等:例句:I woke up early to catch the bus.我早起为了赶公交车。
二、动名词1. 作主语:例句:Swimming is my favorite sport.游泳是我最喜欢的运动。
2. 作宾语:例句:I enjoy reading books in my free time.我喜欢在空闲时间读书。
3. 作表语:例句:Her hobby is dancing.她的爱好是跳舞。
4. 作补语:例句:His job is teaching English.他的工作是教英语。
初中语法 不定式与动名词的区别与用法

初中语法不定式与动名词的区别与用法在英语语法中,不定式(infinitive)和动名词(gerund)是两个常见的非谓语动词形式。
它们在使用方式、结构及含义方面存在一些区别。
本文将探讨不定式和动名词的区别以及它们的常见用法。
一、不定式的基本形式和用法不定式是动词的基本形式之一,一般由“to + 动词原形”构成。
具体的用法如下:1. 作为动词的补语:例如,“I want to learn English.”(我想学英语。
)在这个句子中,不定式“to learn”作为动词“want”的补语,表达了想要学习英语的意愿。
2. 作为目的状语:例如,“She went to the park to play basketball.”(她去公园打篮球。
)这里的不定式“to play basketball”说明了她去公园的目的,即打篮球。
3. 作为形容词的补足语:例如,“He is happy to help others.”(他乐意帮助别人。
)这个句子中的不定式“to help others”作为形容词“happy”的补足语,描述了他的状态。
4. 作为名词的定语:例如,“I have a book to read.”(我有一本要读的书。
)这里的不定式“to read”修饰名词“book”,表达了这本书的用途或者目的。
二、动名词的基本形式和用法动名词是动词以-ing形式构成的名词,一般具有动词和名词的双重特性。
以下是动名词的常见用法:1. 作为主语:例如,“Swimming is my favorite sport.”(游泳是我的最爱运动。
)这里的动名词“swimming”作为该句子的主语,在句子中充当名词的角色。
2. 作为动词的宾语:例如,“I enjoy reading books.”(我喜欢读书。
)这个句子中的动名词“reading”作为动词“enjoy”的宾语,表示喜欢做的动作。
3. 作为介词的宾语:例如,“He is good at playing the piano.”(他擅长弹钢琴。
初中英语动词不定式及动名词总结

初中英语动词不定式及动名词总结初中英语动词不定式及动名词总结(八年级)一、后跟动词不定式结构1.agree to do XXX同意做…2.decide to do XXX决定做…3.hope to do sth希望…4.need to do sth需要…5.offer to do sth主动…6.plan to do sth计划…7.can’t wait to do迫不及待…8.continue to do sth继续…9.try (one’s best) to do尽力…ed to do sth过去常常…11.feel lucky to do XXX做某事很幸运12.ask sb to do sth叫某人做13.want(sb)to do sth想要(某人)…XXX鼓励某人做…15.allow sb to do sth允许某人做…16.XXX提醒某人做…17.send sb to do sth派某人做…18.It’s +形+for sb +to do XXX做某事对或人来讲怎么样19.It XXX sb some time to do sth做某事破费或人多长工夫20.too+形+to do太…而不克不及…21.XXX do充足…能够做…22.不定式能够作表语My job\dream is to do23.不定式能够作定语a good way\place to do sth做某事的好方法24.不定式能够表目的To get good grades。
I must study hard2、后跟动名词方式1.consider doing sth考虑2.XXX喜爱3.XXX XXX做完某事4.mind doing sth介意5.keep doing sth一直keep on doing sth继续|坚持6.can’t。
doing sth停不下来7.can’t。
help doing sth不由得8.put off doing sth推迟9.give up XXX摒弃10.ba busy doing sth忙于11.have a good time doing XXX做某事很开心12.have XXX做某事很困那13.how \what about doing sth…怎么样14.XXX成功做15.XXX感谢做16.be XXX对做某事感乐趣be afraid of doing sth害怕be good at doing sth善于于XXX对做…自豪be used to doing sth惯于17.sb spend some time (in) doing sth18.XXX三.即可加to do又可加ing,但意思差别大XXX do XXX忘记要做某事(事情还未做)XXX遗忘做过某事(工作已做)XXX记得要做某事(事情还未做)XXX记得做过某事(事情已做)try to do XXX尽力去做某事XXX尝试做某事to do XXX停下了去做某事XXX停止做某事used to do XXX过去常常做某事be used to doing sth气于做某事四.后跟动词原型make sb do XXX使某人做某事let sb do XXX让某人做某事help sb (to) do sth帮助或人做某had better do XXX最好做某事五.便可跟原型,又可跟ingsee sb do XXX看见某人做了某事(事情已发生)XXX瞥见或人正在做某事(工作正在产生)hear sb do XXX听见或人…了(工作已产生)。
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动词不定式:“不定式符号to+动词原形”一、用作主语( ) 1. Is ______ easy to finish the design before National Day?A. thisB. thatC. itD. he( ) 2. It ______ forty-five minutes ______ there by bus.A. cost; to getB. takes; gettingC. takes; to getD. takes; to get to动词不定式作主语时,句子的谓语动词常用单数,其位置有以下两种:(1)把不定式置于句首。
如:To get there by bike will take us half an hour.(2)用it作形式主语,把真正的主语不定式置于句后,常用于下列句式中。
①It+be+名词+to doIt's our duty to take good care of the old.②It takes sb+some time+to doHow long did it take you to finish the work?③It+be+形容词+for sb+to doIt is difficult for us to finish writing the compositionin a quarter of an hour.④It+be+形容词+of sb+to doIt is stupid of you to write down everything the teachersays.注意:不定式复合结构的介词用for还是of,主要决定于前面形容词的性质。
一般说来,of前面的形容词是careful, clever, foolish, good, kind, nice, wise等,既说明人的特性,又说明不定式动作的特性。
for前面的形容词是dangerous, difficult, easy, hard, heavy, important, interesting, necessary等,一般说明不定式动作的特性,不说明人的特性。
前面如果是名词用for。
二、用作表语( )The first thing is the teacher.A.greetB.greetingC.to greetD.to greeting( ) This house is in .A.livingB.to liveC.liveD.to living动词不定式作表语,常说明主语的内容、性质、特征。
如:The best way to improve your English is to join an English club.三、用作宾语1.可以接带to的动词不定式作宾语的动词主要有:要求选择同意(ask, choose, agree),期望决定学习(expect, hope, decide, learn),宁可计划知道(prefer, plan, know),希望想要愿意(wish, want, would like / love)。
如:1)We decided to talk to some students about why they go there.2)He prefers to eat white bread and rice.3)Id love to visit Mexico.2.当复合宾语中的宾语是不定式时,先用形式宾语it代替不定式,把不定式置于补语之后,如:...feel / find / make / ... it+adj. / n.+to do...。
如:( )I find it difficult everything.A.to rememberB.rememberC.rememberingWe think it quite important for us to learn a foreignlanguage well.He feels it his duty to help the poor.四、用作定语( ) 1.I’m hungry. Get me something ____.A eatB to eatC eatingD for eating( ) 2. –Have you got everything ready for the trip?--Yes. There’s nothing ______.A. to worry aboutB. need to worry aboutC. to worry at allD. worrying about( ) 3. He is a nice person ______.A. to work withB. working withC. worked withD. to be worked1.句子的主语或宾语是动词不定式的逻辑主语,不定式与其所修饰的名词、代词等存在逻辑的动宾关系时,用动词不定式的主动式。
如:1)I cant think of any good advice to give her. 动宾关系2)Basketball has also become a more popular sport for people to watch.2.动词不定式所修饰的名词是place, time, way等时,不定式与这些名词呈现出动状关系或同位关系。
如:1)He needs time to do homework.2)Is that a good place to hang out?3)You want to know the best way to get around the city.五、用作补语( ) Their teacher often ______ them a funny story ______ his class lovely and interesting.A. tells; to makeB. talks; to makeC. says; makesD. speaks; makes动词不定式作补语时,在主动语态句里补宾语,在被动语态句里补主语,句子的宾语或主语是不定式动作的逻辑执行者。
如果不定式是to be done,句子的宾语或主语就是逻辑承受者。
1.在主、被动语态句里用带to的动词不定式作补语的动词主要有:要求允许提议(ask, allow, permit, advise),期望邀请鼓励(expect, suppose, invite, encourage),教导告诉想要(teach, tell, want),等待希望愿意(wait for, wish, would like / love)。
如:1)Id invite her to have dinner at my house.2)Teenagers should be allowed to choose their own clothes.3)Email English is supposed to be used on mobile phones.2.动词不定式作补语,在主动语态句里不带to,被动语态句里带to时多数动词是感官动词和使役动词,包括四“看”:look at, observe, see, watch,三“让”:have, let, make,二“听”:hear, listen to,一“感觉”:feel,一“注意”:notice。
1)This picture makes me feel tense!2)Of course we want to see Liu Yu achieve his dreams3.be said, be sure, happen, seem等后面可以接带to的动词不定式作主语的补语。
如:1)He doesn’t seem to have many friends.2)Be sure not to miss them if they come to a city near you.( ) 1. We saw him ______ the building and go upstairs.A. to enterB. enterC. enteringD. entered( ) 2. “Don’t always make Michacl ______ this or that. He is already a big boy, dear.” Mr Bush said to his wife.A. doB. to doC. doesD. did( )3. The young lady watched her daughter ______ a yo-yo yesterday afternoon.A. to play withB. playing withC. to playD. plays( )4. Though he had often made his little sister ____, today he was made ___ by his little sister ____.A cry; to cryB crying; cryingC cry; cryD to cry; cry六、用作状语( ) 1. The ice is thick enough ______.A. to walk onB. for walkingC. to walkD. to walk on it( ) 2. The chair looks rather hard, but in fact it is very comfortable to ______.A. sitB. sit onC. be satD. be sat on⒈作目的状语★I stayed there to see what would happen.2) Bob took down my telephone number in order not to forget it.3)I stayed there so that (in order that)I could see whatwould happen.4).I hurried to Professor Wang's house only to find he was out.我匆忙的感到王教授的家可是却发现他外出了。
2.原因状语,多见于“sb.+be+adj.+to do...”结构句中。
如:1) We are glad to hear the news.2)I was surprised to see that a three-year-old baby could write so well3.结果状语,多见于“too...to”,“enough to...”"so...that..."结构句中。