学语法:如何表达本来该做某事?

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过去打算做或应该做而没做的表达7种法

过去打算做或应该做而没做的表达7种法

过去打算做或应该做而没做的表达7种法在英语中,经常用谓语动词或非谓语动词的各种形式来表达“过去本打算/应该做而没有做”这一概念,很容易混淆。

下面总结一下:1.had doneintend(打算),mean(意味),hope(希望),want(想要),plan(计划),wish(希望),consider(考虑)等动词的过去完成时用来表示本打算做而没有做的事。

例:I had intended to come over to see you, but I was too busy.我本想去看你,但我实在太忙了。

2.designed/intended/meant to have done 表示本想做某事而没能做I intended to have called on you, but I had an unexpected visitor.我本想去拜访你,但来了一位不速之客。

3.was/were to have done 表示本打算做而没有做I was to have attended their party, but I had an examination to prepare.我本想去参加他们的聚会,但是却得准备考试。

4.would/should like/love/be glad to have done 表示本想做而没做—Why didn’t you join us in playing cards last night?—I’d like to have, but my car broke down.—昨晚怎么没来和我们一起打牌?—我本想去的,但是车坏了。

.5.be supposed to have done表示本应完成却没有做He was supposed to have arrived on the four o’clock train, but he didn’t.他乘四点的火车本该已经到了,但他却没有。

情态动词have_done

情态动词have_done

情态动词+have+done是历年高考的重点和难点之一,现将其用法总结归纳如下:一、must+have+done表示对过去事情的肯定推测,译成“一定做过某事”,该结构只用于肯定句.1. It must have rained last night, for the ground is wet. 昨晚一定下雨了,因为地面还是湿的2. You must have been mad to speak to the servant.你和仆人说话,一定是发疯了二、“can't+have+done”表示对过去事情的否定推测,译成“不可能做过某事”。

1. Mr. Smith can't have gone to Beijing, for I saw him in the library just now. 史密斯先生不可能去北京了,我刚才还在图书馆见过他。

2.Mary can't have stolen your money. She has gone home.玛丽不可能偷你的钱,她回家去了三、“can+have+done”表示对过去行为的怀疑,用于疑问句,译成“可能做过……吗?”。

1.There is no light in the room. Can they have gone out?屋里没有灯,他们可能出去了吗?2. There is nowhere to find them. Where can they have gone? 到处找不到他们,他们可能到什么地方去呢?四、could+have+done’是虚拟语气,表示对过去事情的假设,意思是本来能够做某事而没有做.He could have passed the exam, but he was too careless.本来他能通过考试,但他太粗心五、“may+have+done”表示对发生过的事情的推测,意思是“可能已经”或“也许已经”,用于肯定句中。

英语中Should的用法

英语中Should的用法

英语中Should的用法should 用法讲与练 should 一词在中学英语课本中出现频率很高。

它的用法灵活、含义丰富,因而一直是历年高考关注的热点。

现将其具体用法分述如下:一 . should 作为助动词 shall 的过去式,可以在间接引语中与第一人称主语搭配,表示过去将来时间。

例如:The group leader announced that we should (= would ) begin to work soon. 小组长宣布:我们不久就开始工作。

A week ago, I told him that I should (= would) go to Beijing the next day. 一个星期以前,我告诉他我第二天就去北京。

二 . should 作为情态动词,通常用来表示现在或将来的责任或义务,译作“应该”、“应当”,这时它可以和ought to,be supposed to 互换使用。

例如:You should (= are supposed to ) complete your test in time. 你们应该按时做完你们的实验。

You should (= ought to )tell your mother about it at once. 你应该立即把此事告诉你妈妈。

In sum,theory should be combined with practice. 总之,理论应该与实验相结合。

三 . should 作为情态动词,可以用在条件状语从句中,表示语气较强的假设,译作“万一”、“竟然”,这时也可将 should 置于从句之首,即将 should 放在主语前面,而省略从属连词 if .例如: If you should fail to come, ask Mrs Chen to work in your place. (= Should you fail to come,ask Mrs Chen to work in your place. )万一你来不了,就叫陈夫人代替你。

英语语法考试含答案重点:情态动词+ have done

英语语法考试含答案重点:情态动词+ have done

重点:情态动词+ have done1、“must+have+done”表示对过去事情的肯定推测,译成“一定做过某事”,该结构只用于肯定句。

1. It must have rained last night, for the ground is wet. 昨晚一定下雨了,因为地面还是湿的。

2. You must have been mad to speak to the servant. 你和仆人说话,一定是发疯了。

2、“can't+have+done”表示对过去事情的否定推测,译成“不可能做过某事”。

1. Mr. Smith can't have gone to Beijing, for I saw him in the library just now. 史密斯先生不可能去北京了,我刚才还在图书馆见过他。

2. Mary can't have stolen your money. She has gone home. 玛丽不可能偷你的钱,她回家去了。

3、“can+have+done”表示对过去行为的怀疑,用于疑问句,译成“可能做过……吗?”。

1. There is no light in the room. Can they have gone out? 屋里没有灯,他们可能出去了吗?2. There is nowhere to find them. Where can they have gone? 到处找不到他们,他们可能到什么地方去呢?4、“could+have+done”是虚拟语气,表示对过去事情的假设,意思是本来能够做某事而没有做。

He could have passed the exam, but he was too careless. 本来他能够通过考试,但是他太粗心。

5、“may+have+done”表示对发生过的事情的推测,意思是“可能已经”或“也许已经”,用于肯定句中。

should的详细用法总结

should的详细用法总结

should的详细用法总结今天给大家带来should的用法,我们一起来学习吧,下面就和大家分享,来欣赏一下吧。

should的用法should是情态动词,它的基本用法是必须和其他动词一起构成谓语。

should后面一定一定要加动词原形。

情态动词没有人称和数的变化。

一,意为"应该....应当.."。

should(应当,应该)用于所有人称,表示劝告或建议。

eg. You should wait a little more.你应该再多等一会儿。

--- I have a very bad cold.我感冒很厉害。

--- You should lie down and have a rest.你应该躺下,多喝水。

二should表示预期,意料之内。

例:The train starts at 6 in the morning, and we should arrive there before noon.三作shall的过去式使用在使用情态动词shall的句中,如果出现在含有过去时间的谓语后面的宾语从句中,一般将来时的shall就应该变成过去将来时的should。

例句:He said he should get the money back, whatever the cost!他说他一定要把钱弄回来,不管付出多少代价。

四表推测It should be a nice day tomorrow.明天应该是个好天气。

He should be home by now.他现在应该在家。

should没有人称和数的变化,其后跟动词原形。

如:You should see a doctor at once.She should take more exercise.We / They should drink milk every day.should的否定式是在should后面加not,可以缩写为shouldn’t,意为“不应当;不应该”。

should用法归纳

should用法归纳

should用法归纳“should”在英语中是一个非常有用的情态动词,它可以表示义务、责任、劝告、建议等含义。

以下是对其用法的一些归纳:1. 表示义务或责任:在这种语境下,“should”可以用于表示某种行为是出于法律、道德或伦理的要求,有义务或责任去完成。

例如:“You should respect the rights of others.”(你应该尊重他人的权利。

)2. 表示劝告或建议:当“should”用于提出建议或劝告时,它通常基于个人的判断或经验,认为某件事情是可取的或更好的。

例如:“In my opinion, you should choose this option.”(我认为,你应该选择这个选项。

)3. 表示推测或期望:在某些情况下,“should”可以用于表示对未来事件的期望或推测,尤其是在表达个人观点时。

例如:“They should win the game.”(他们应该会赢得比赛。

)4. 用于虚拟语气:“should”也可以用于构成虚拟语气,表达与现实相反的情况或假设条件。

例如:“If I should be elected, I would serve my constituents well.”(如果我当选,我会为我的选民服务得很好。

)5. 表示谦逊或礼貌:在某些情况下,“should”可以用于表示谦虚或礼貌,例如:“I should like to thank you for your help.”(我想感谢你的帮助。

)总的来说,“should”是一个非常灵活的词语,其用法取决于具体的语境和说话者的意图。

正确地使用“should”可以帮助我们更准确地表达自己的想法,同时也能更好地理解别人的意思。

人教版高中英语必修4课件 知识点——should have done“本来应该做(应该没有做)”

人教版高中英语必修4课件 知识点——should have done“本来应该做(应该没有做)”

能用mustn’t,应该用can’t;should have done本应该做某事(实
际上未做);can’t have done不可能做了某事,根据句意可知, 这里表示否定的推测,故选C.
should have done“本来应该做(应该没有做)”
【典型例题】
3. They _________ have arrived at lunchtime but their flight was delayed. A. will C. must B. can D. should
I should have left London before 9, but I didn’t. 我本该在9点以前
离开伦敦,但是我没有。
should have done“本来应该做(应该没有做)”
【知识点解析】
In my opinion, she should have resigned earlier. 在
我看来,她应当更早一点儿辞职。
You are right; I should have thought of that. 你说 得对,我本应当想到这一点的。 I should have phoned Ed this morning, but I forgot. 今天上午我本该给埃德打电话,但是我忘了。
--You _______ it in the wrong place. A. must put C. might have put 答案:C 解析:句意:—妈妈,我的球在哪里?我昨天把它放在这里 的。—你可能放错地方了。根据句意可知是对过去情况的推测, 所以使用“情态动词+have done”的形式;如果是对现在情况的 B. might put D. should have put

should的用法及句型

should的用法及句型

should的用法及句型"Should" 是一种辅助动词,常用于表示建议、推荐、应该、可能等意义。

它可以用于肯定句、否定句、疑问句等句型中,具体用法如下:1. 表示建议或推荐- You should take a vacation.你应该去度假。

- We should start the project as soon as possible.我们应该尽快开始这个项目。

2. 表示假设或可能性- This should help you out.这应该会帮到你。

- He should be here by now.他现在应该已经到了。

3. 表示责任- You should apologize to her.你应该向她道歉。

- The government should do more to protect the environment.政府应该做更多的工作来保护环境。

4. 表示意愿或建议- I think you should talk to him about it.我认为你应该和他谈谈。

- Should we go to the movies tonight?今晚我们去看电影好不好?5. 表示条件- If you should need anything, don't hesitate to ask. 如果你需要什么,别犹豫问我。

6. 表示承认或否认- You should know better than to do that.你应该知道这样做不好。

- He shouldn't have done that.他不应该这么做。

should用法总结

should用法总结

疑问句中使用方法
一般疑问句
在一般疑问句中,should通常放在句首 ,用于询问对方的建议或看法。例如: “Should we go out for dinner tonight?”(我们今晚应该出去吃饭吗? )
VS
特殊疑问句
在特殊疑问句中,should可以与其他疑 问词一起使用,用于询问更具体的信息。 例如:“Why should we hire him for the job?”(为什么我们应该雇他来做这 份工作?)
表达责任或义务时运用
强调责任
should可以用来强调某人的责任或义务,例如“You should apologize for what you did.”(你应该为你 所做的事情道歉。)
表示必要性
在表达某种必要性时,should可以表示一种强制性的 要求或命令,例如“You should wear a helmet when you ride a bike.”(骑自行车时你应该戴头盔 。)
should用法总结
汇报人:XX
目录
• should基本概念与用法 • should在时态和语气中运用 • should与其他情态动词比较 • 常见错误及注意事项 • 实例分析:should在不同场合下运用 • 总结回顾与拓展延伸
01
should基本概念与用法
should定义及词性
定义
should是英语中的一个情态动词,用 于表达建议、义务、可能性等含义。
“You should study hard.”(你应该努力学习。)表示 一种责任,而“You can study hard.”(你可以努力学习 。)表示一种能力或可能性。
要点二
should的语气比can/could更为 强烈。例如

3--“本来”系列

3--“本来”系列
a ladder yesterday but he’s all right. He’s lucky- he could have hurt himself badly. ( but he didn’t hurt himself) 5. George had to go out. He thought it was going to rain, so he decided to take the umbrella. But it didn’t rain, so the umbrella was not necessary. So: He needn’t have taken the umbrella.
7
总结
• • • • I would rather do… 表现在或将来 I would rather have done 过去 否定形式,I’d rather not have done. Did you watch that movie? Yes, I did. I’d rather not have done that.
只用于肯定句。
He could / might have helped me, but he didn’t.
5
总结
• • • • could have done: 本可以,本能够 或者等同于might have done,本可能 Why did you throw the bottle? You could have hurt someone. • You could have learnt me some money. • You could/might have fallen.
10
“本来” 系列
1. 本该做了某事 should have done / ought to have done You should have finished your homework, but you haven’t. 本不该做了某事

将要做某事的几种表达法

将要做某事的几种表达法

将要做某事的几种表达法一、be going to do……1. 表示经过事先考虑与打算、按计划或安排将要发生的动作。

例如:(1)I ' m going to finish the report this afternoon.今天下午我将会写完这份报告。

(2)——What are you going to do when you grow up?长大以后你打算干什么?——I ' m going to be a teacher. 我要当一名教师。

(3)I ' m going to sell this old car and buy a new one. 我准备卖掉这辆旧车,买辆新的。

2. 表示根据某种迹象推测出即将发生的动作。

例如:(1)Look at the dark clouds in the sky. It ' s going to rain. 瞧那天上的乌云,天要下雨了。

(2)Watch out! We are going to crash!当心!我们要撞车了!(3)There is going to be a lot of difficulty in doing this. 做这件事会有许多困难。

二、will/shall do……表示不涉及主语的主观意愿、单纯性的将要发生的动作,或者表示没有经过事先考虑,只是在说话时决定要去做某事。

例如:(1)I shall write him a letter tomorrow. 我明天将给他写一封信。

(2)Her elder sister will be thirty years old next month. 下个月她姐姐就30岁了。

(3)We are really lost. I ' ll stop to ask someone the way. 我们真地迷路了。

我要停下来问问路。

三、be doing……表示最近按计划、安排即将发生的动作,它只限用于少数动词,如:play, have, sleep,wear等,或表示位移的动词(短语),如:go, come, leave, start, begin, move,drive, fly(乘飞机),go off, get to, arrive, return, see off, stay, take (带走),take off(起飞)等,并常与表示将来时间的状语连用,如:tomorrow, next week,in a few days等。

英语中表示“本想”的6种时态

英语中表示“本想”的6种时态

英语中表示“本想”的6种时态1. 用come / go 等动词的过去进行时表示。

如:We were coming to see you, but it rained (so we didn’t). 我们本打算来看你的,只是下起雨来了。

I was trying to help but I screwed up again. 我本想帮忙,反而又把事情搞糟了。

2. 用was [were] going to do sth 表示。

如:She was going to attend the concert last night, but she was too busy. 她昨晚本想去听音乐会的,但她太忙了。

3. 用think, hope, plan, mean, expect, intend, suppose 等动词的过去完成时表示。

如:I had meant to come, but something happened. 我本想来,但有事就没有来。

I had intended to speak, but time did not permit. 我本想发言,但时间不允许。

We had hoped that you would come to see us, but you didn't. 我们本想你来看我们的,但你没有来。

We had thought to return early but they wouldn't let us go. 我们本想早回来的,但他们不让我们走。

若不至于引导误解,有时也可用以上动词的一般过去时表示“本想”。

如:I thought I could go, but I can’t. 我原以为我能去,但我(现在)去不了。

I meant to reason with you, but you won't reason. 我本想和你讲道理,但你不肯讲道理。

He hoped to come with us, but he was too busy. 他本想同我们一起来的,但他太忙了。

高考英语干货系列:shouldhavedone的7种含义

高考英语干货系列:shouldhavedone的7种含义

高考英语干货系列:shouldhavedone的7种含义目前我们高考英语中的should have done的含义通常为本应该做(但实际上并没有做,且含有责备、批评的语气)与shouldn’t have done s本不应该做(但实际上已经做了,且含有责备、批评的意味)这两种含义。

但事实上,should have done还有几种别的含义,相关例句陈列以下,请指教。

第1种含义:本应该做而实际上并没有做某事(含有批评、责备的含义)第2种含义:表示过去的“虚拟语气”第3种含义:表示现在应该已经做某事第4种含义:表示将来应该做某事第5种含义:表示吃惊“竟然、居然”做过某事第6种含义:表示“你真该、真应当”做某事第7种含义:本应该做而实际上并没有做某事(并不含有批评、责备的含义)以下例句分述。

第1种含义:本应该做而实际上并没有做某事(含有批评、责备的含义)《牛津高阶英汉双解词典》第八版第1914页should词条I’m sorry, I shouldn’t have lost my temper. 对不起,我不该发脾气。

《牛津高阶英汉双解词典》第八版第1914页should词条1should: used to show what is right, appropriate, etc., especially when criticizing sb’s actions(尤用于纠正别人)应该,应当He should have been more careful. 他应当更小心点儿才是。

《朗文当代高级英语辞典》第二版第1407页should词条1a (expressing duty or what is necessary or desirable)(表示有义务或有必要)ought to应该:He shouldn’t have/oughtn’t to have said that. (= he said it but it was bad to do so)他本不该那样说的。

表示“本(不)应该”的情态动词

表示“本(不)应该”的情态动词

表⽰“本(不)应该”的情态动词
表⽰“本(不)应该”的情态动词
1.should/ought to +have done,意“本应该…”,含有责备或后悔意。

例如:You should have come here a little earlier.
I ought to have sent him to school.
2.shouldn’t/oughtn’t to+have done,意“本不应该”,含有责备或后悔意。

例如:You shouldn’t have watered the flower.
I oughtn’t to have scolded her for such a small thing.
3.might have done,意“过去可能做”;
could have done意“本能够做”,两者都含有委婉批评或遗憾之意,也可表对过去情况的推测。

例如:He might have gone to Nanjing with Professor st week,but he was ill.
上星期他本可以和王教授⼀起去南京的,可他病了。

We could have finished the work ahead of time.我们本来是能够提前完成⼯作的。

4.needn't have done表⽰“本来没有必要做某事,⽽实际上却做了”
There was plenty of time. She needn't have hurried.。

「原本打算……可是……」的6种英文用法!

「原本打算……可是……」的6种英文用法!

「原本打算……可是……」的6种英文用法!有没有哪些事情是你原本预计要做,却因为各种因素而并未完成的呢?你知道在英文中还如何用正确的片语表达这种状况吗?Engvid的讲师Gill因此提出了以下这6种说法,让你在为自己找理由的时候还能运用正确的文法与用字喔!1. was/were going to 原本要(过去原本要)e.g. I was going to go shopping, but I got a phone call which lasted nearly an hour, and by the time the call ended the shops were all shut. 我原本要去逛街,但我接到了一通通话时间将近一小时的电话,而当通话终于结束时,所有店家都关门了。

2. was/were all set to 原本准备(过去本来准备)e.g. I was all set to go on holiday, but then my car broke down, and I had to spend the money on repairs instead. 我原本准备好要去度假了,可是我的车坏掉了,而我只能花钱去修理它。

3. would have 想要e.g. I would have called you yesterday but my phone wasn’t working. 我昨天本来要打给你的,但我的电话坏掉了。

4. had every intention of 原本要e.g. I had every intention of returning the book to the library last week, but I have a friend staying, and she’s been reading it. 我上礼拜原本要把书还回图书馆的,但我有个朋友暂住下来,而她还在读那本书。

英语中表示“本想”的6种时态

英语中表示“本想”的6种时态

英语中表示“本想”的​6种时态1. 用c ome / go 等动词的​过去进行时​表示。

如:We were coming to see you, but it rained (so we didn’t). 我们本打算来看你的,只是下起雨来了。

I was trying to help but I screwed up again. 我本想帮忙,反而又把事情搞糟了。

2. 用w as [were] going to do sth 表示。

如:She was going to attend the concert last night, but she was too busy. 她昨晚本想去听音乐会的,但她太忙了。

3. 用t hink, hope, plan, mean, expect, intend, suppose 等动词的​过去完成时​表示。

如:I had meant to come, but something happened. 我本想来,但有事就没有来。

I had intended to speak, but time did not permit. 我本想发言,但时间不允许。

We had hoped that you would come to see us, but you didn't. 我们本想你来看我们的,但你没有来。

We had thought to return early but they wouldn't let us go. 我们本想早回来的,但他们不让我们走。

若不至于引导误解,有时也可用以上动词的一般过去时表示“本想”。

如:I thought I could go, but I can’t. 我原以为我能去,但我(现在)去不了。

I meant to reason with you, but you won't reason. 我本想和你讲道理,但你不肯讲道理。

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should have done
“should have + 动词的完成式”表示本应该做而实际上没有做,它的否定形式表示某种行为本不该发生但却发生了。

有责备的意味。

You should have started earlier, but you didn't.
你本应该早点儿出发,但是你没有。

You should have washed the wound.
你应该已经洗好了伤口。

She shouldn't have taken away my dictionary, for I wanted to use it.
她本不应该拿走我的词典,因为我要用它。

You shouldn't have been so rude to him.
你本不应该对他那么粗鲁。

注:“should have + 完成式”虽然可以表猜测,但因为会造成歧义,应少用。

ought to have done
1、“ought to have + 动词的完成式”表示过去应做某事而实际未做,它的否定形式表示本不应该做某事却做了(用法和should相同)。

You ought to have helped him, but you didn't.
你本应该帮助他但你没有。

You ought to have studied harder.
你本应该更努力学习的。

He ought not to have stopped his work halfway.
他本不应该做这项工作时半途而废。

He oughtn't to have done that.
他本来就不该做那件事。

2、“ought to have + 动词的完成式”还可以用来表猜测。

They ought to have arrived by now.
现在他们想必已经到达。

If he had started at nine o'clock, he ought to have been in London by eleven o'clock.
如果他在九点出发,那他十一点钟该到达伦敦了。

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