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动词的各种形式和分类

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动词的各种形式和分类复习要点阐述动词的语法现象较为复杂,难度较大,是中考中重点考查的知识之一,了解 动词的各种形式以及动词的分类,特别是注意动词的语法意义,不同的词形和固 定搭配用法是非常重要的,可以说英语是由许许多多的搭配用法而组成的今天 我们这个专题中将复习动词的各种形式和分类通过这种复习,使同学们明白在 初中阶段动词的用法的原因我们主要复习归纳以下的内容:1. 动词的各种形式;2. 动词的种类(1) 实义动词(2) 联系动词(3) 情态动词和助动词3. 动词短语一、动词的各种形式英语动词有五种基本形式,即动词原形、一般现在时第三人称单数、过去式、 过去分词和现在分词规则动词的五种形式如下表所示(以动词walk,like,stop,play为例):原形第三人称单数过去式过去分词现在分词walkwalkswalkedwalkedwalkinglikelikeslikedlikedlikingstopstopsstoppedstoppedstoppingplayplaysplayedplayedplaying1.一般现在时第三人称单数的构成动词的一般现在时第三人称单数的构成如下表所示:规则单数那式—般动词加-srise? read? writerises? reads? wdtes以[汀[Jh [t.]音素结尾或限 字母o结尾的动词,tlQ-espassj push; vatch; do; gopasses! pushes, watches, does[d^z]! goes以“辅音字母+声结尾的动 词,变y为-iesstudy? try, flystudies! tries! flies2.规则动词过去式、过去分词的构成规则动词过去式、过去分词的构成如下表所示:- 类别规刖 龙词原形过去式过去分词一般情况加-词help! lookj vrorkhelped , look el , v/orkednelpedj looked! workei词尾为不发音的e.加4like! live! Io5jelkedj livedj lovedjkedj Eved? loved词尾为“辅音字疑+严, 殳卩沟1匡加一词try, s;udy! c/vtiied? studied? triedTied? sludied? cried重读闭音节结尾,且词尾 只有-个甫音宇匡,収写 这-卜字母后加-亡也pliiti? 航up? nodplanned , stopped , noddedpliititicd? 航 upped? no elded特别提示:travel的过去式和过去分词英国写法为travelled, travelled,而美国写法为 traveled, traveled。

在英语中这样的动词还有quarrel等发音规则:动词第三人称单数的发音规律与名词的复数形式发音规律是一致的 动词的过去式和过去分词发音规律为:〔1)在渚辅音后发[t],如:helped'he I pt finished]'fin 订 t], stepped'si opt];⑵在兀音或浊辅音后读[d],如 z ^tay^dfsteid], agreeplmnedfplaen d];⑶辅音[t]、[d]后■读[id],如:waiiiedrwDnticj], n€€ded['ni:did]a③现在分词的构成现在分词的构成如下表所示:规则动词原形现在分词一般情况下直接加-ingask, study, standasking, studying, standing以不发音的e结尾的动词, 去掉e再加-ingcome,take,write,becomecoming, taking, writing, becoming以重读闭音节结尾,末尾 只有一个辅音字母的动 词,要双写辅音字母再加-ingsit, begin, run, stopsitting,beginning,running, stopping少数以ie结尾的动词,先die, lie, tiedying, lying, tying变ie为y,再加-ing以oe, ee, ye结尾的动词, 直接加-ingsee, agreeseeing, agreeing常用必背:在变为现在分词时须双写最后一个字母的常用动词有:begin开始cut切割dig挖drop 掉forget 忘i己get使、得到hit击中let让prefer更喜欢put放run跑sit坐shop买东西stop停止swim游泳refer参考以辅音字母+y结尾的动词,去掉y加-ies变为第三人称单数形式,力口-ied变 为过去式和过去分词的常用动词有:carry 携带 copy 抄 cry 哭 fry 油煎 hurry 快走spy侦探 study学习 try试 tidy整理 worry担忧二、动词的种类根据不同的分类方式,动词可分为不同的类型。

根据动词的句法功能可以将 动词分为状态动词和动作动词;根据意义可将动词分为限定动词和非限定动词两 种具体分类如下表所示:限定动词主动词实义动词laugh连系动词be, become, turn, get(实义动词)助动词基本助动词be, do, have, will情态动词can, may, must非限定动词 (非谓语动词)不定式to write, to walk, to laughv.-ing形式writing, walking, laughingv.-ed形式written, walked, laughed根据状态动词状态词be, love, have, remain, keep词汇仪态词stand, lie, sit意义动作动词持续性初词live, work, walk, stay, study分类终止性动词die, finish, leave, come, go, run1.实义动词实义动词是指具有完整意义,可以单独作谓语的动词,主要表示主语的动作、 状态和品质实义动词也可与助动词相结合表示更加复杂的动词意义实义动词 主要包括及物动词和不及物动词两类1)不及物动词不及物动词指的是后面不能跟宾语的动词。

在英语中大多数动词既可作及物 动词,又可作不及物动词纯不及物动词很少常见的不及物动词有:apologize 道歉appear 出现arrive到达come来go去run跑walk走die 死fall掉flow流淌happen 发生rise升起、站起stay呆、留sit 坐lie躺stand站cry 哭swim游泳egLet's go. 我们走吧!(2)及物动词能跟宾语的动词称为及物动词可分为跟单宾语的及物动词、跟双宾语的及 物动词、跟复合结构的及物动词等①常见的只跟单宾语的及物动词accept 接受borrow 借bury 埋cover 覆盖defeat挫败discover 发现enjoy 喜欢excite 使激动interest使感兴趣please 使咼兴put放worry 担心surprise 使凉讶forget 忘记guess 猜测love热爱use 运用e.g.Don' t forget to w&ep at six tomorrow morning.别忘了明天早晨六点叫醒我You can borrow one book at a time from the library.在图书馆一次只能借一本书。

②常见的跟双宾语的及物动词A. 指人的间接宾语在指物的直接宾语后面需加to的动词:bring 帀来give 给hand 递pass 递pay付款post 寄promise 答应read 读return 返还sell 卖show 表现teach 教tell告诉 wish祝愿 offer提供e.g.I returned him the storybook.(可变为 I returned the storybook to him.) 我已把故事书还给他了B. 指人的间接宾语在指物的直接宾语后需加for的动词:buy 买 choose 选择 draw 画find发现 keep保持 make使order点菜 paint油漆 save救护e.g.Fll find you another chance.(可变为 Fll find another chance for you.) 我会再给你找机会的C. 指人的间接宾语在指物的直接宾语后既可加to也可加for的动词:do 做 play 表演 read 读get得到 sing唱歌 bring带来e.g.Fll get you some tea.(可变为 Fll get some tea to/for you.)我给你取些茶。

③常见的跟宾语补足语的及物动词believe 相信 find发现 keep 使保持 make 使 set使 cut切 declare 宣布 judge判断drive驱赶;使 get使A. 可跟形容词或形容词短语作宾补的动词有leave 留下 push 推 consider 认为 dye染 imagine 想象 paint 漆e.g.We all believe him honest and kind.我们都相信他诚实、善良注意:这类动词只跟一个宾语意义上不完整,宾语后必须再加上一个成分(宾语 补足语),其意义方可完整B. 可跟名词短语作宾补的动词有:call 叫 name命名 make使变为wish祝愿 consider认为 find找 到keep 使 choose 选择 elect 选举e.g.We consider him a strange person.我们认为他是一个奇怪的人C. 可跟带to不定式结构作宾补的动词有:advise 建议 expect期望 order 命令 wish 希望allow 允许 invite 邀请 tell告诉 warn 警告ask要求 get使 teach 教e.g.Mother often tells me to make friends carefully. 妈妈经常告诫我交朋友要小心。

D. 可跟“tobe+名词或形容词作宾补”的动词有:believe 认为 feel感觉 imagine 想象 suppose 猜测 prove证明conside r 认为 find发现 know 知道 understand 理解 declare 宣布e.g.I believe what you said to be true.我相信你所说的是真的注意:这些结构中的to be也可省略have 使let 让notice 注意watch 注意看listen to 听make 使 see 看见 feel感觉 look at 看 observe 观察E. 可跟不带to的不定式作宾补的动词有: discover 发现 注意:我们通常给学生讲的原则是记住这些词后加动词原形e.g.What made you think of that?什么使你想起那件事的?Paul doesn't have to be made to learn.保罗不必被逼着学习F. 可用-ing形式作宾补的动词有:see看见hear听见keep使catch抓住find发现have让watch注意 看 smell 闻到 look at 看 listen to 听 observe 观察 discover 发现 get 使have 使e.g.Can you hear someone playing the piano next door?你能听见隔壁有人弹钢琴吗?W.-ing形式作宾补)The boy was last seen playing by the riverside.(v.-ing 形式作主补)人们最后一次看见这小男孩时他在河边玩耍。

make 使 see 看见 watch 注意看G. 可跟-ed形式作宾补的动词有: have 使 get 使find发现 feel感觉hear听见 think 认为e.g.I couldn't make myself heard by all the listeners. 我无法使所有听众都能听见我choose 选为H. 可跟as/for等引起的介词短语作宾补的动词有: regard 看做 consider 认为use当作 用 keep 把 当作e.g.You can keep this book as your own.你可以留着这本书自己用She is considered as the best dancer.她被认为是最好的舞蹈演员I. 可跟副词作宾补的动词有:ask叫、让get使find发现let让drive开车送show领 see看见invite邀请order命令e.g.Can I ask Bob in?我可以让鲍勃进来吗?Show the visitor in, please.请把客人带进来J. 可跟介词短语作宾补的动词有:have使get使make使find发现feel感觉see看见hear听见notice注意到keep保持e.g.Don't have children at home all day. Give them time to play outdoors. 不要让孩子老呆在家里,给他们出外玩耍的时间。

Keep all these books on the shelf and take them when necessary. 把所有的书放在书架上,用时随时拿连系动词连接主语和表示主语身份、性质、状态的动词称为连系动词 表状态的连系动词be 是 look 看上去 seem 似乎appear看上去显得 smell闻起菜taste尝起来 sound听起来 feel感觉 sit坐stand 站 lie 躺 keep 保持stay 保持e.g.She is kind and honest.她诚实而又善良The park looks very beautiful.这个公园看起来很漂亮She always keeps silent whenever I see her.不管我什么时候看见她,她总保持沉默Stand still and Fll take a picture of you.请站稳,我给你照相表转变或结果的连系动词become 变得 get 变得grow 长得turn变得go变得 come成为 fall变为prove证明e.g.Children fall asleep easily.孩子们入睡快。

After graduation, she turned nurse.毕业后她当了护士The weather is becoming warmer and warmer as the spring is coming.春天来了,天气变得越来越暖和He went blind at the age of seven.他七岁失明3.持续性动词和终止性动词持续性动词持续性动词又称延续动词,表示一种可以持续的行为过程或状态常见的有: drink 喝 eat 吃 fly 飞 have 有 keep 保持 know 知道 lie 躺 live 住play 玩rain 下雨read 读run 跑sing 唱 sleep 睡觉 smoke 抽烟 snow 下雪 stand 立占 talk 说wait 等 walk 走wear 穿work 工作 write 写 sit 坐终止性动词终止性动词又称非持续性动词,表示行为或过程是短暂瞬间完成的常见的有: admit承认arrive 到达begin 开始borrow 借buy 买 break 打破close关闭come 来 die死fall倒go 走hit 击中join加入jump 跳 leave 离开lose丢marry 结婚 open 打开put放 start 开始 stop 停 常用的持续性动词与终止性动词的对照:释义终止性动词持续性动词买 借 到达 得知,获悉穿 放 结婚 了解 回来 离开 站起来 躺下 坐下buy borrow arrive learn put on put marry get to know come back leave stand up lie down sit downhave keep stay know wear lie be married know be back be away stand lie sit持续性动词与终止性动词的用法区别(1) 持续性动词可用表示一段时间的状语修饰,而终止性动词不可以。

e.g.How long can I keep the book?(请比较这里的借不用 borrow)这本书我可以借多长时间?They will work here till next Friday.他们要在这里工作到下周五注意:在现在完成时中我们将详细地复习终止性动词变成持续性动词的用法因 为在初中阶段我们学习终止性动词和持续性动词主要用于现在完成时,考点也在 现在完成时中所以上表同学们应熟记2) 有时,终止性动词也能同表示一段时间的时间状语搭配这种表示一段时 间的状语,实质上是表示一段时间内的某个时间“点”e.g.The play will start in half an hour.演出半个小时后开始The fire broke out during the night.火灾是夜间发生的3) 终止性动词一般不跟while引导的时间状语从句连用e.g.While I came home she was cooking dinner.(x)When I came home she was cooking dinner.(p)我到家时,她正在做饭4) 持续性动词表示一时的动作,可以在该动词前加get/begin/come。

e.g.When did you get to know him?你什么时候认识他的?They began to see that they had made a serious mistake.他们开始认识到自己犯了一个大错误5)终止性动词的否定式可以同表示一段时间的状语搭配但这里只是了解一 下,在初中阶段的考试中,最好还是考虑持续性时间用持续性动词e.g.We didn't find our seats till the play had begun.我们直到演出开始才找到位子We haven't come here for ages.我们多年没来这里了The rain hasn't stopped since three hours ago.这雨下了三个小时了4•情态动词本身有各种意义,但不能单独作谓语,只能和主要动词一起构成谓语,表示 说话人的语气和情态,这样的动词称为情态动词情态动词没有人称和数的变化常用 的情态动词有 can,could,may,might,will, would, should,ought to, must, need, dare, used to 等1) can/could 的用法can/could的各种形式如下:式肯定式否定式缩略否宦式现在式C=dllcannott[ka: nt]过去式couldcould notcouldn?t['kudnt]① 表示能力A. 表示一般的能力,指过去、现在无论什么时候想做就能做到的能力。

e.g.I can peak several languages very well besides Russian and Korean. 除了俄语和韩语外,我还能流利地说几种语言I couldn't speak well until I was five years old.我直到五岁才说话流利B. 当人们现在决定将来的可能性时,常常用cane.g.We are too busy now, but we can talk about your matter later. 现在我们太忙,我们可以以后讨论你的问题We can talk about this matter later on in my home.我们可以稍后在我家讨论这个问题注意:当表达将来的能力时一般用will be able to,而不用cane.g.If I have fulfilled my present work tomorrow, I'll be able to join your traveling. 如果我明天能完成目前的任务,我就能参加你们的旅行用法比较:can 与 be able toA. can与be able to表示过去时间泛指的能力时,二者通用。

e.g.I was able to/could swim well when I was only six years old. 我六岁时便能很好地游泳B. 指过去某时或某个时刻设法做成某事不用could用was/were able toe.g.I could hardly understand her Japanese, but I was able to read her face.我几乎不懂她说的日语,但我却读懂了她的表情C. be able to有更多的时态e.g.Will you be able to camera the lecture tomorrow?你明天能把讲座录下来吗?I'm sorry I haven't been able to answer your letter in time.真对不起我没能及时给你回信② 表示可能性A. 表达“理论上的可能性”,即事件或情况可能发生但并不涉及是否真的会发生 有时指一时的情况,常常译为“有时候会”e.g.It can be very hot in North China in summer.夏季华北地区会很热Driving on these snowy roads can be very dangerous.在这些积雪的路上开车有时会很危险。

In winter in North China, the temperature can be below-40°C.冬天在华北,温度有时候会低于-40CB. 在否定和疑问句中,can表达可能性,有惊异、怀疑、不相信之意,这时can 与could没有时间上的差异,只是could的语气更委婉、客气e.g.It couldn't be Dad. He won't be back this time of evening.不可能是父亲,他不可能晚上这个时候回来How can that be true? I can't believe my eyes and ears.那怎么可能是真的?我真不敢相信我的眼睛和耳朵C. can/could have done表示对过去发生的事情的推测can have done主要用于疑 问句和否定句中e.g.Mary can't have gone to school, for it was Sunday.因为是星期天玛丽不可能去了学校She could have told Jim yesterday about the delay of the party.她昨天可能告诉吉姆晚会推迟的事了。

③ 表示许可A. 征求许可用could比用can更加迟疑不决,当没有把握得到允许或需要委婉表达时用could e.g.Can I watch TV for a while, Mum? I have been studying for the coming examinations for a whole day.妈妈,我可以看一会儿电视吗?我已经为将要到来的考试学了一整天了Could I take this seat, sir, if you don't mind?先生,如果你不介意,我可以坐这个位子吗?B•给予许可当表示允许别人做什么事时,用can而不用coulde.g.一Could I use your cellphone for a while? 我可以用一会儿你的吗? 一Yes, of course you can.好的,当然可以C. 表示提议和请求在语气上,could没有can肯定,使提议或请求听起来更加客气,更含有尊 重之意这种用法常见于陈述句和疑问句中e.g.I could/can do the paper work for you, if you are too busy.如果你太忙,我来为你写这些东西。

Could/Can you make some room for me, please?你能否为我腾出一点地方来?(2) may/might 的用法 may/might的各种形式如下表所示:式肯定式否定式缩略否定式现在式maymay notimyii?t[ me i nt]过去式might.might notinightii?t['maitnt]①表示许可may和might表示“许可”比can和could更正式might含有试探和犹豫不决 的意思表示给予许可时用may不用might; may not用来表示拒绝或禁止 e.g.May/Might I have a few words with your manager, please?我可以和你的经理谈一谈吗?I think you may drive my car, but be careful.我想你可以开我的车,不过得小心Students may not stay out after midnight.学生不准午夜后在外逗留注意:might 一般不表示过去,但是在间接引语中可作may的过去式,转述已经给 予的许可在引出间接引语的动词过去式之后,may改为might。

e.g.Father said that I might play football before supper.爸爸说我可以在晚饭前踢足球He explained that he might be late due to the traffic.他解释说由于交通他可能会来晚② 表示可能性may和might常用来表示将要发生或正在发生的可能性might不是may的 过去式,它所表示的可能性比may所表示的可能性(现在或将来的可能性)小一些 may不用于提问是否可能的疑问句e.g.We may go camping this Saturday.本周六我们可以去露营Peter might phone. If he does, could you ask him to ring later?彼得或许会打如果他打的话,能否告诉他晚些时候再打? may not 与 cannot/can't 的区另Umay not指“可能不”,而cannot指“不可能”e.g.He may come or may not come. I'm not too sure about that.他可能来,也可能不来我拿不准。

He can't believe your so-called excuses.他不可能相信你的所谓的理由③ may表示祝愿e.g.May you all succeed in whatever you do!祝你诸事成功!May you have a good time flying over the Pacific to Australia!祝你飞越太平洋到达澳大利亚的旅途快乐3) must, have to 的用法must的否定形式为must not,其缩略形式为mustn't[5mQsnt]have to的各种 形式如下:形式时态冃定式否定式钱间式现在时have todo^t/doesn^have toDo you/Does she have to... ?将来时will have towill not have toWill you/he have to...?完成时have had tohave not had toHave you/Has he had to... ?过去时had todidn't have toDid she/they have to... ?① 表示义务A. 两者都表示义务,但意思不尽相同0 must多表示依谈后人或听话人而定的义 务,即主观的,have to多表示来自“外界”压力的义务,即客观的。

e.g.I'm afraid I must look back upon the way I've just been on.恐怕我得回顾一下我刚刚走过的路The children have to get up early to catch the first bus.孩子们不得不早起赶早班车B. must仅表示现在或将来的义务,讲述过去要用had tomust可以用在引出间 接引语的动词过去式之后e.g.I had to leave early this morning because I had a parent-teacher association to attend.我今天早晨得早走,因为我得去参加家长会Doctors told me I must burn my fat.医生告诉我必须得减肥C. must的否定式表示“禁止、不允许”之意;have to的否定式表示“不必”e.g.All these exhibits mustn't be touched, but the ones over there can.这些展品不能动,不过那边那些可以You don't need to/don't have to/needn't tell him the truth if you don't want to.如果你不想告诉他真相,你没有必要告诉他。

注意:have to在英国口语中常用have got to代替这种用法了解一下即可e.g.You haven't got to make your child attend so many classes.你没必要让孩子参加那么多班否定形式为haven'to )Have you got to leave so early?你必须这么早就走吗?(一般疑问形式将have提到主语前Who has got to be blamed for this accident?这个事故该责备谁?(特殊疑问句who作主语语序不变② must表示推论must在肯定句中表示对一件事非常有把握的推测在否定句或疑问句中,要 用 can,t 和I cane.g.Mary must have some problems. She keeps crying.玛丽肯定有点不舒服,她老是哭What do you think this letter can mean?你认为这封信意味着什么?It can't be Father. He hasn't returned from work.那不可能是爸爸他上班还没回来③ must表示偏要、偏偏在疑问句中must可以用来表示一个人较强烈的感情。

e.g.Why must you find another job while you have got one?你已有一份工作,为什么偏偏再找一份?Why must it rain on Sunday?偏要在星期天下雨,讨厌!©must have done可以表示对过去发生的事情的推测或对是否已完成的事情进行推测在疑问 句和否定句中要用can和can%e.g.When I called Jane, there was no answer. She must have been out. 我去叫简,没人应她肯定出去了You must have read this book, for you are so familiar with the details of it. 你肯定读过这本书,因为你对它的细节很熟悉She can't have gone away, for her money belt still sits on her desk. 她不可能出远门了,她的钱包还在桌子上呢shalL should 和 ought to 的用法①shall的用法shall作情态动词的各种形式与作助动词的形式相同。

A.征求对方的意见或请求用于第一、第三人称的疑问句中,表示说话人征求对方的意见或请求e.g.Shall I change into the evening dress for your party? 我可以穿晚礼服参加你的晚会吗?Shall we put off the sports meet until next month?我们能否将运动会推迟到下个月?Shall Tom go there with me tomorrow?汤姆明天可以和我一起去吗?Henry is waiting outside. Shall he come in, sir?亨利正在门外等着,可以让他进来吗,先生?注意:shall作为情态动词和助动词的意义差别很大,一定要根据句意、上下文进行理解 和使用B. 表示许诺、警告等用于第二、第三人称,表示说话人给对方的许诺、命令、警告、威胁等e.g.You shall get an answer from me by tomorrow.到明天你就会得到我的答复Tell Jerry that he shall get a gift if he is nice.告诉杰瑞如果他表现好的话,他就会得到一份礼物。

You shall be punished for what you've done.你应为你所做的受到处罚C. 表示“应”、“必须”用于第三人称,在条约、规定、法令等文件中表示义务或规定中“应”、“必须”e.g.No reader shall take a book out of the library without the librarian's permission. 不经管理员同意,读者不准把书带出图书馆The National Party Congress shall be held every five years.党的全国代表大会每五年举行一次Those belonging to our club shall wear uniforms.我们俱乐部的成员应该穿统一制服②should的用法should作情态动词时的各种形式与作助动词时的形式相同A. 表示征求意见作为shall的过去式,用于第一、第三人称,多用在间接引语中,以征求对方的 意见e.g.Mr. Lee asked if he should get his visa tomorrow.李先生问明天能否可以拿到签证。

B. 表达义务、职责等e.g.I think today7s children should really learn to respect their elders.我认为今天的孩子应当好好学习尊敬长辈C. 要求对方给自己提出意见用来提供帮助、提出建议,要求对方给出意见e.g.How do you think I should deal with all kinds of rumors? 你认为我应如何应对各种各样的谣言?Should I help you with the community affairs?我可以帮你做一些社区事务吗?D. 表示说话人的特殊情感表示说话人的特殊感情,如惊奇、愤怒、失望等e.g.Ifs surprising that Mary should love such a person as Jack.玛丽竟然爱像杰克这样的人,真是奇怪It's unthinkable that the boy should sing such a beautiful song.这孩子竟能唱这么好的歌,真令人难以置信E. 表示可能性表示很大的可能性,常译为“按道理说应该”e.g.It should be Mike who has taken away all the materials. 准是麦克拿走了所有的材料。

It's already 10. She promised to come by 10. She should be here at any moment. 已经10点了,她答应10点之前来的她随时都可能来到F. should have done 表示"本该”e.g.You should have invited me to the party yesterday. I had expected you to. 昨天你应邀请我来参加宴会的我本预料你会的Jim shouldn't have done all the work within one day. There was still time. 吉姆本不该把所有的工作一天全做完的当时还有时间③ought to的用法ought to的否定形式为ought not to或oughtif t[5Ctnt] to,其一般疑问句形式 是将ought置于主语前A.表示职责和义务,提出要求,及人们应该去做正确的事或好事e.g.Humans ought to stop polluting nature. 人类应停止污染大自然了You ought to make an apology to Joan.你应该向琼道歉。

用法比较:ought to 与 shouldought to与should用法差别细微should多表达自己的主观看法;ought to则多反 映客观情况,在谈到法律、义务和规定(或要使自己的意见听起来像义务和法律 一样有力)时使用e.g.You should/ought to go and see Mary some time.你应该找个时间去看看玛丽We ought to go and see Mary tomorrow, but I don't think we will. 我们应该明天去看看玛丽,可我认为不行B. 表示很大的可能性e.g.The seats ought to be enough for all the guests. 这些座位应该够所有的客人坐了C. 与动词不定式的完成式连用,表示本来该做某事而没做e.g.You are late. You ought to have arrived five minutes earlier. 你来迟了你本该早来五分钟的You oughtn't to have taken the city map. Fm familiar with each part. 你本没必要带城市地图的,我对这里的每一个地方都很熟悉。

5 ) will, would 的用法① 表示意愿表示自愿做或主动提出做什么,如意志、愿望或决心等would用于过去的情况 e.g.一Can someone help me?有人能帮一下忙吗?一I will.我来帮你Mary said she would arrange everything for him.玛丽说她会为他安排好一切注意:作情态动词的will, would与作助动词的will, would的形式相同但意义差 别很大② 表示请求与you连用表示请求或要求,用won,t you加强邀请的语气would比will更客 气、委婉e.g.Will you come this way, please? 你能走这条路吗?Won't you come in and take a seat? We've already started the class. 你怎么不进来找个位子坐下?我们已经上课了Would you open the window, please? I feel it is a little stuffy in here.你愿意打开窗户吗?我感到这里有点儿闷③ will表示规律性的“注定会”e.g.People will die without air or water.人离开水和空气将会死的。

You will regret forever if you lose this golden chance.错过这次大好机会,你注定会懊悔的④ 表示习惯或特性will用于现在,would用于过去,带有主观性e.g.This old man is strange. He will sit for hours without saying anything. 这位老人很奇怪他会坐几个小时而不说话We would sit around Grandpa after supper, listening to his stories.过去晚饭后我们总会坐在爷爷周围,听他讲故事6) used to的用法used的发音为[ju:st],表示“过去常常、过去是”,没有人称和数的变化,可 以与过去的时间状语连用其否定形式为usedift[5ju:snt] to或didift use[ju:s] to 其一般疑问句形式是将used提到主语前或用Did...use[ju:s] to的结构形式 e.g.He used to work in a hospital, didn't he/usedn't he?他过去曾在一家医院工作,是不是?He didn't use to be so careless.他过去没这么粗心。

Did she use to be a clerk?她过去是职员吗?用法比较:would与used to表示"过去总 ”的用法区别would用于过去时,带有主观性,仅表示动作,不表示状态;used to具有客 观性,着眼于与现在的对比,可与过去的时间状语连用e.g.She would feel lost whenever she got into trouble. 一遇到困难,她总是感到失落He would phone me on Sundays.他总是星期天打给我I used to be very fond of music when I was young.我年轻时很爱听音乐7) be to的用法① 表示事先同意安排或计划要做的事e.g.We are to discuss the report next Wednesday.我们将在下周三讨论这个报告John and Mary are to be married in September. 约翰和玛丽准备九月结婚② 表示"必须”,相当于should和ought tooe.g.You are to finish your homework before you watch TV. 你得先完成作业才能看电视。

The magazines and newspapers are not to be taken out of the reading room. 这些杂志和报纸不准带出阅览室The medicine is to be taken three times a day after meals. 这种药每天饭后吃三次③ 用于第一人称的疑问句中,表示询问对方该如何办e.g.Are we to gather under the big clock at the station at ten o7clock? 我们得上午十点在车站的大钟下集合吗?Where am I to fix up the tent, opposite the rock or just under the tree? 我该在哪里搭起帐篷,在岩石的对面还是在树下?④ 在if条件句中,表示意图,相当于“想要、打算”e.g.If we are to be at the station by 9 o7clock, we must leave right now. 如果我们要想在9点之前赶到那里,我们现在必须就走If you are to succeed, you must redouble your efforts.如果你想成功,就必须加倍努力。

⑤ be to have done表示"本打算干"e.g.I was to have seen him last Wednesday but he did not come. 我本来上周三就能见到他的,可他没来⑥ 用来表示目的e.g.The priz。

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