英语重点词汇as句型详解.docx

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1、英语重点词汇as句型详解(1) as引导方式(或比较)状语从句句型:“按照；正如”例： As (it is) in your country, we grow wheat in the north and rice in the south.正如(像)你们国家一样，我们北方种植小麦，南方种植水稻。She enjoys all kinds of music, as I do.她和我一样什么音乐都喜欢。Repeat these five steps, as in the last exercise.照前面的练习一样，重复这五个步骤。They did as I had asked.他们是按照我的要求

2、做的。Leave the papers as they are.别去动那些文件。She lost it, just as I said she would.It appears as if / though it is going to clear up. 看起来 天要晴了。It seems as if / though he knew nothing about it.他好像对 此事一无所知。(12) . as to作“关于，至于“解。eg；There is no doubt as to his honesty.他的诚实是无可置疑 的。(13) . as much / many as 作“多

3、达.”，“达到.之多“解。eg：He can earn as much as 5000 dollars a month. 他每月能挣5000美元。(14) . so / as far as I know作“就我所知”解，在句中作插入语。eg：As / So far as I know, he will come here next Monday.据 我所知，他将于下星期一到这里来。(15) . as a result, as a result of 表示 由于. 的结果。eg：She died as a direct result of the accident.她的死是那 次事故的直接结果。

4、(16) , as well 为“也，还”之意。eg：Come early, and bring your brother as well. 早点来，才巴你 的弟弟也带来。(17) .so as to, so. . . as to若跟动词原形，表示目的或结果。eg：He studied hard so as to pass the exam.他努力学习以便通过考试。(表示目的)asasAS +adj （原级）+ASAS +adv （原级）+ASas soon as 就as soon as possible 尽可能快地as early as possible 尽可能早的as carefully

5、as you can 尽可能认真地as careful as you can 尽可能认真的so. . . as 一般用于否定句，as.as 一般用于肯定句，（肯定否定都能用）so.as不可用于肯定句.as.as与so. . . as均可表示与一样,as. . . as.的用法:两个as中间可以加形容词或者副词, 由它要修饰的内容决定.它们的用法有异同之处：肯定句用as. . . as,不用so. . . as;否定句两者均可使用.例如:I didnt go as /so far as you.我走得不像你那么远.They walked as far as the station.他们步行到了车

6、站.误：They walked so far as the station.非谓语动词包含四种形式，即不定式、动名词、现在分词和过去 分词。其中，每种形式按照发生时间和主被动又包括不同的子形 式。具体如下：L不定式基本形式：to do （表示主动，并且一般表示将来）被动式：to be done （表示被动，并且一般表示将来）进行式：to be doing （表示主动和进行）完成时：to have done （表示主动和完成）完成被动式：to have been done （表示被动和完成）完成进行式：to have been doing （表示主动和完成进行）The teacher told

7、us to do morning exercises. 老师让我们 做早操。The car to be bought is for his sister.要买的这辆车是给 他的姐姐的。She pretended to be reading when the teacher came into the classroom.老师进来时，她假装正在读书。The thief is said to have escaped.据说小偷已经逃跑了。The thief is said to have been arrested.据说小偷已经被 抓住了。She is said to have been work

8、ing in the factory over the last 20 years.据说在过去的20年里，她一直在这家工厂工作。2 .动名词基本形式：doing （表示主动）被动式：being done （表示被动）完成式：having done （表示主动和完成）完成被动式：having been done （表示被动和完成）Travelling in space by ordinary people will be common in the future.在未来，普通人在太空旅行将会是普遍的事情。Freddy and his band could go nowhere without b

9、eing followed by their fans. Freddy和他的乐队到哪里都被他们的粉丝跟着。I have no idea of his having done such a thing against you. 我不知道他做过这样一件违背你的事情。Many customers complain of having been given short weight at that shop.很多顾客抱怨在那家商店被缺斤少两过。3 .现在分词基本形式：doing （表示主动和进行）被动式：being done （表示被动和进行）完成式：having done （表示主动和完成）完成被动

10、式：having been done （表示被动和完成）He sat there, reading a newspaper. 他坐在那里，读着一张 报纸。The area being studied may be rich in coal. 这个正在被研 究的地方可能富含煤。Having finished my homework, I began to watch TV. 完成作 业后，我开始看电视。Having been told many times, she still cant remember it.已经被告诉了很多次，她仍然记不住。4 .过去分词：done及物动词的过去分词表示被动

11、或完成；不及物动词的过去分词表 示主动或完成。polluted river 被污染的河流；fallen leaves 落叶 注意：非谓语动词本身不能表示现在和过去。非谓语动词表示进 行、将来和完成时是相对于谓语动作来说的。和谓语动作同时发 生表示进行；发生在谓语动作之后表示将来；发生在谓语动作之前表示完成。非谓语动词除去不能做谓语之外，其它所有成分都可以做。具体 如下。1 .不定式：做主语、宾语、表语、定语、状语和补语。To learn a foreign language is difficult.（作主语）学会一门外语是很难的。It s easy to see their aunt.（作真

12、正主语，it做形式主语）很容易见到他们的姑姑。Tom wanted to have a cup of beer.（作宾语）汤姆想要喝杯啤酒。His wish is to be a driver.（作表语）他的愿望是当一名司机。I have nothing to say.（作定语）我没有什么可说的。The teacher told us to do morning exercises.（作宾语补足语）老师让我们做早操。They went to see their aunt. （目的状语）他们去见他们的姑姑。2 .动名词：做主语、宾语、表语、定语和补语。Learning English is ve

13、ry difficult .（作主语）学英语非常困难。我就说了吧，她把它丢了。When at Rome, do as Romans do. 入乡随俗。2 2) as+形容词/副词原级原a /an)+名词+as ;否定式：not as/soasHe was as white as a sheet.他面无血色。She doesnt play as well as her sister.她演奏得不如她姐姐。I havent known him as long as you (= as you have known him).我认识他的时间没有你长。He doesnt earn as much as

14、me.他挣的钱比我少。He doesnt earn as much as I do.他挣的钱不如我多。I enjoy dancing.（作动词宾语）我喜欢跳舞。I have got used to living in the country.（作介词宾语）我已经习惯了住农村。His job is driving a bus.（作表语）他的工作是开车。3 .现在分词：做表语、定语、状语和补语。The story is interesting.这个故事有趣。He sat there, reading a newspaper.（作状语）他坐在那里，读着一张报纸。The area being stud

15、ied may be rich in coal.（作定语）这个正在被研究的地方可能富含煤。He saw the thief stealing some money from the bank.（作 宾补）他看到小偷正在从银行偷钱。4 .过去分词：做表语、定语、状语和补语。He is interested in the news.（作表语）他对这则消息很感兴趣。polluted river （做定语） 被污染的河流Given more time, I can do my work better.（做状语）如果再被多给些时间，我会把工作做得更好。I found my watch stolen.（做

16、宾补）我发现我的手表被偷了。非谓语动词重、疑、难点.须用省去to的不定式(do)作宾补的“个动词。五看（see、watch、notice、observe look at）两听（hear、listen to）三使（make、let、have）一感觉（feel）根据谐音记忆法，我们可以记做“吾看两厅三室一感觉”。I saw a big bird fly over the roof of the house yesterday.昨天，我看到一只大鸟飞过了屋顶。注意：以上11个动词，也可以接现在分词和过去分词作宾补， 但在时间和语态上会有变化，我们以see为例来区分一下。see sb. do sth.

17、看到某人做了某事see sb. doing sth.看到某人正在做某事see sb. /sth. done看到某人/某物被I see him make the phone call.我看到他打了电话。（他打 电话的整个动作我都看见了）I see him making a phone call.我看到他正在打电话。（强 调看到他正在打电话,并没有看见全过程.）We often see him surrounded by much work. 我们常常看见他 被大量的工作包围着.1 .只接动名词（不能接不定式）作宾语的28个常用动词practice、consider、enjoy finish、gi

18、ve up、imagine、keep、 put off risk suggest、 admit、 advise、 allow、 appreciate avoid、delay deny、discuss、dislike、escape、excuse、fancy、 forbid、 mention、 mind、 miss、 permit、 prohibit2 .只接不定式（不能接动名词）作宾语的25个常用动词want、 would like、 wish help hope learn、 manage offer plan、afford、agree、arrange ask、beg、care choose

19、decide、 demand、determine、expect、fear prepare pretend、promise、 refuse3 .既可接不定式也可接动名词，但含义完全不同的8个动词mean to do sth. 计划做某事mean doing sth. 意味着做某事can, t help to do sth.不能帮助做某事can, t help doing sth.情不自禁做某事remember to do sth.记住要做某事（未做） remember doing sth.记得做过某事（已做） forget to do sth.忘记去做某事（未做）forget doing sth

20、.忘记做过某事（已做）go on to do sth.继续做另一件事go on doing sth.继续做同一件事stop to do sth.停下来去做另一件事stop doing sth.停下正在做的事情regret to do sth.遗憾要做某事（未做）regret doing sth.后悔/抱歉做过某事（已做）try to do sth.努力做某事try doing sth.尝试做某事.所有非谓语动词的完成形式都不能做定语，如to have done、 to have been done to have been doing having done 和 having been don

21、e。Its not as hard as I thought.这没有我想象的那么困难。Run as fast as you can.你尽量快跑。Wed like it as soon as possible.我们希望越快越好。He is as good a player as his sister.他和他姐姐一样是位优秀的运动员。I never went through a final exam that was as difficult as that one.我从来没有碰到过像那次那么难的期末考试。 Being a mother isnt as bad as I thought at fi

22、rst!.做母亲并不像我一开始想的那样糟！I dont think he was ever as fit as he should have been.我认为他本该更健康的。(3) such + n. + as to do 如止匕以致于例：She is such a fool as to believe what he said.她是一个如此的一个笨蛋以致相信了他所说的话。(4) so + adj. /adv, + as to do sth 如此以致于例：He was so strong as to carry the heavy box.他是如此的强壮以致于能提起那重箱子。(5) such.

23、 . . as.象之类的(接名词或定语从句)例：He wished to be such a man as Lei Feng was.他希望成为一个像雷锋这样的人。(6) the same +名词+as和一样的(接名词或定语从句)例：He is not the same man as he used to be.他不是从前的那样子了。My hometown is no longer the same as it was.我的家乡再 也不像过去一样了。(7) as引导非限制性定语从句用来指代它前面的整个句子(即先行句)，意思是“这一点”。这 个分句可以位于句首、句中或句末。eg：As is we

24、ll known, oceans cover more than 70 % of the earth.我们知道，海洋占地球面积的百分之七十以上。As is known to us, knowledge is power.众所周知，知识就是力量。As you can see, were still working.如你所见，我们仍在工作。引导时间状语从句，与while意义相近,侧重指从句中的动作与主句中的动作同时发生或同时进行，一 般持续时间不长，其谓语可以是延续性动词，也可以是瞬时动词。She was coming in as he was going out.她进来的时候，他正要出去。I c

25、aught a whiff of perfume as she swept past me.她从我身边走过时，我闻到一股香水味。Joe jumped onto the bus just as it was pulling away.正当公共汽车开动时，乔跳上了车。We get wiser as we get older.随着我们长大，我们也变得越来越聪明。He shouted aloud as her ran along.他一边往前跑，一边高 声地呼喊。I was startled as he opened the door. 他一开门，我吓了一 跳。另外，as作连词，相当于when。eg；A

26、s a little boy (When he was a little boy)he began to learn to play piano.他小时候就开始学弹钢琴。He sat watching her as she got ready.他一直坐着看她准备停当。As she grew older she gained in confidence.随着年龄的增长她的信心增强了。(9)引导原因状语从句，与because的用法相近例：As it was getting very late, we soon turned back.因为越来越迟了，所以我们不久就回来了。As you were o

27、ut, I left a message.你不在，所以我留了一张字条儿。She may need some help as she s new.她是新来的，可能需要一些帮助。As a result of the growing fears about home security, more people are arranging for someone to stay in their home when they re away.因为越来越担心住宅安全，更多的人在出门的时候会在家中留人。You must hurry up as there is little time left. 你必须赶

28、 快一点因为时间不多了。I must stop writing now, as I have rather a lot of work to do.我必须停笔了，因为我还有许多工作要做。(10)引导让步状语从句；这时从句常用倒装语序，即把从句中 6的表语、状语或动词原形放在as之前。例：Happy as they were, there was something missing.尽管他们很快乐，但总缺少点什么。Try as he might (= however hard he tried) , he couldn，t open the door.他想尽了办法也没能打开门。Child as

29、he is, he knows much about science.尽管他是一个小孩，但他对科学了解得很多。Hard as he works, he cant support his family.他工作努力，可还是无法养活一家人。Pretty as she is, no one likes her.她很美丽，但没人喜欢她。Strange as it may seem, it is true.尽管这事看上去很奇怪， 但却是真的。Try as he might, Tom could not get out of the difficulties.不 管怎样努力，汤姆还是摆脱不了困境。(11)、as if/though常用来引导方式状语从句，作“好像, 仿佛”解。如果从句中讲的是非真实情况，则用虚拟语气。eg：She loves the child as if / though he were her own. 她爱 这个孩子如同爱自己的孩子。As if / though也可用来引导表语从句，常用在“It appears /looks / seems. . . +as if / though”句型结构中。eg；