As的用法归纳as的用法归纳

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高中英语as用法全归纳

高中英语as用法全归纳

高中英语as用法全归纳as的用法灵活,词义繁多,特别是在复合句中更能体现其用法的多样性和灵活性,但如果同学们能正确掌握as的词性和词义,是不难掌握其用法的;一、as用作关系代词引导定语从句1. as 引导非限制性定语从句,一般不指代某个具体的名词或代词,而是代表整个主句或主句的一部分;这种从句可放在主句之前,也可以放在主句之后,有时还可以放在主句的中间;如:As is reported in the newspapers, talks between the two countries are making progress. 正如在报纸上所报道的,两国间的谈判有所进展;Grammar is not a set of dead rules, as has been said above. 如上所说,语法不是一套死条文;Spiders are not insects, as many people think, nor even nearly related to them. 蜘蛛不是昆虫,尽管许多人都这样认为,它甚至与昆虫几乎没有联系;2. as 引导限制性定语从句,主要用于the same…as与……相同,such…as像……一样,as…as与……一样;如:She knew he felt just the same as she did. 她知道他的感受和她一样;Such a man with a good temper as Mr. Li is easy to get along with. 像李先生这样好脾气的人是容易相处的;He smokes as expensive a cigarette as he can afford. 他抽一种他买得起的最贵的烟;二、as作为从属连词引导时间状语从句表示“随着……”或者“当……的时候”或“一边……一边”,强调主句的动作和从句的动作同时发生;如:I saw him as he was getting off the bus. 当他下公共汽车的时候我看见了他;The boy was singing a popular song as he was bicycling. 这男孩边骑车边唱歌;As she grew older, she became less active. 当她长大一点的时候,就变得不那么活泼了;As time goes by, I come to realize that it is so important to learn English.三、as作为从属连词引导原因状语从句as 引导的原因状语从句常放在主句前,表示“因为,由于”;如:As she is a model teacher, she sets a good example to others. 因为她是一名模范教师,她给其他人树立了一个好的典范;As he wasn’t ready in time, we went to the cinema without him.由于他没有及时准备好,我们就去看电影了,没有等他;三、as作为从属连词,引导让步状语从句as引导让步状语从句比较特别,它要求将表语和状语或谓语的一部分倒装;如:Old as he is, he is still full of energy. 尽管年纪大了,但他依然精力充沛;Try as she may, she never succeeds. 尽管她很努力,但总是不成功;Much as I admire Mr. Wang as a poet, I don’t like him as a man. 尽管我喜欢王先生的诗歌,但我不喜欢他的为人;注:当倒装后置于句首的名词为单数可数名词时,习惯上不带冠词;如:Boy as he was, he was made king. 尽管他还是个孩子,却被立为国王了;四.as 用作从属连词,引导方式状语从句例如:When you are in Rome, do as the Romans do.Tell it as it is.Leave things as they are.You look good as you are.The house looks ugly as it is now; it needs improving.I would like to sell the house as it is.The exhibition worked out very well as planned.The result of the competition was very bad as expected.五、与其他词搭配使用构成从属连词引导从句1. as if / as though;表示“好像,仿佛”,引导表语从句或方式状语从句;如:It looks as if / as though it is going to snow. 看起来要下雪啦;He looks as if / as though he had seen a ghost. 他的脸色看起来好像他看见了鬼;He talks as if /as though he knew everything about it. 他说话的口气好像他已经全部都知道了;2. as /so long as;“只要”,引导条件状语从句;如:只要你能远离他们,你就安全了;只要你幸福,我就感到幸福了;3. as /so far as;表示“在……的范围内”,引导限制状语从句;多用于下列结构:as /so far as I know据我所知,as /so far as I can see, as /so far as I’m concerned 依我看;如:As /So far as I know, the couple have been abroad for about five years. 据我所知,这对夫妇已经出国约五年了;There’s only one thing to be done now, as far as I can see. 依我看;现在只有一件事情要做;4. as soon as;表示“一……就”,引导时间状语从句;如:As soon as he got off the plane, he telephoned her girl friend. 他一下飞机就给他的女朋友打了个电话;He started as soon as he received the news. 他一得到消息就出发了;5. as to…=about…= concerning=with respect to…=regarding…关于例如:Can you give me some advice as to how to keep a good figure6. so as to…不放句首=in order to do…为了…例如:The students are studying hard so as not to fail the exam.六.as 可以用作介词“作为”The boy acts as a guide during the course of this trip.As a child, I used to go hunting with my grandfather.My cousin works as a nurse in a hospital.As a teacher, I will do whatever I can to help you.总之,由于as的用法复杂,同学们在学习时一定要注意比较其在不同句子中的作用,判断其连接的是什么样的从句,多做一些关于相关练习,这样便可掌握其用法了;。

as用法归纳

as用法归纳

以下是"as"的常见用法归纳:1. 作为连词(conjunction):- 表示因果关系:He couldn't sleep as he was too excited.- 表示同时发生的两个动作:I watched TV as I ate dinner.2. 作为介词(preposition):- 表示身份、职业、角色:She works as a teacher.- 表示某种特定的身体状态或情况:He shook with fear as he approached the haunted house.- 表示某种类别或性质:I have it as a hobby.- 表示原因、方式、条件等:As a result of his hard work, he got promoted.- 表示时间:As of today, the new policy is in effect.3. 作为副词(adverb):- 意思是"同样地"或"同一程度地":She is as tall as her brother.4. 作为连词短语(conjunction phrase):- "as well as"表示"也"或"还有"的意思:I can speak English as well as French.- "as long as"表示"只要"的意思:You can borrow my car as long as you return it by tomorrow.- "as soon as"表示"一...就..."的意思:I will call you as soon as I arrive.请注意,以上仅是"as"的一些常见用法,具体语境中可能还会有其他用法。

AS 的用法总结

AS 的用法总结

AS 的用法总结AS 是一个多功能词汇,在不同的语境中有不同的用法。

本文将对AS 的各种用法进行总结和解释,以帮助读者更好地理解和使用这个词汇。

1. 并列用法AS 可以用作并列连词,连接两个或多个平行的词、短语或句子。

它的作用是表示相似性、对比或补充关系。

例如:She sings as well as dances.(她不仅唱歌好,跳舞也好。

)He is both talented as a musician and as an actor.(他既是一位有才华的音乐家,也是一位有才华的演员。

)2. 作为介词AS 还可用作介词,表达一种特定的身份、职业、角色或状态。

例如:She works as a teacher.(她以教师的身份工作。

)I saw him as a friend, not just a colleague.(我把他当朋友看待,而不仅仅是同事。

)3. 表示时间、原因或方式AS 可用于引导时间、原因或方式状语从句,表示一种方式、原因或时间。

例如:As we were running late, we decided to take a taxi.(因为我们来晚了,所以决定打出租车。

)He laughed as if he had heard the funniest joke ever.(他笑得好像听到了有史以来最搞笑的笑话。

)4. 表示固定搭配和习惯用语AS 作为一个常用的词汇,与其他词汇组成了许多固定搭配和习惯用法。

例如:As a result(结果是)As for(至于,就……而言)As far as(就……而言)As long as(只要)As soon as(一……就……)As well as(既……又……)5. 作为形容词引导词AS 还可以在某些情况下引导形容词短语,用于描述某人或某事的特点或状态。

例如:She stood there, calm as ever.(她站在那儿,一如既往地冷静。

as作为连词的用法归纳总结

as作为连词的用法归纳总结

as作为连词的用法归纳总结
1. 当 as 表示“当……的时候”,就像我们说“当我看到那美景,哇,真的超级震撼”,比如“As I was walking in the park, I saw a beautiful flower.”。

2. 它还能表示“因为”呢,就好像“因为他努力,所以取得好成绩”,看这个例子“As he worked hard, he got good grades.”。

3. 嘿,as 还可以表示“像……一样”哦,比如“她跳舞像蝴蝶一样优美”,那就是“She dances as gracefully as a butterfly.”。

4. 哇塞,as 还能在比较级里出现呢,就如同“他跑得比我快”,“He runs faster than me as expected.”。

5. 告诉你哦,as 也能表示“虽然”,这就像“虽然很累,但还是坚持”,“Tired as he was, he still persisted.”。

6. 最后呢,as 有时候还可以表示“按照”呀,好比“按照要求去做”,“Do it as required.”。

总之,as 的用法可真是多种多样啊,大家要好好掌握哦!。

as作为连词的用法归纳总结

as作为连词的用法归纳总结

as作为连词的用法归纳总结一、AS作为连词的基本用法AS作为连词具有多种用法,以下是对其用法进行归纳总结。

1. 表示两个相似或同时发生的动作:AS可以表示两个相似或同时发生的动作。

例如:- Alice walked into the room as John was leaving.(当约翰离开时,爱丽丝走进了房间。

)这句话中,“as”连接了“Alice walked into the room”和“John was leaving”,表示这两个动作几乎同时发生。

2. 表示原因或理由:AS可用于表达原因或理由。

例如:- As it was getting late, I decided to go home.(因为已经很晚了,所以我决定回家。

)在这个例子中,“As it was getting late”表达了去家里的原因。

3. 表示程度或比较:AS常被用来表示程度或比较关系。

例如:- She sang the song as beautifully as a professional singer.(她演唱得像专业歌手一样美妙。

)在这个例子中,“as beautifully as a professional singer”表示她的演唱水平与专业歌手相当。

4. 表示条件或假设:AS还可以用来表示条件或假设。

例如:- I will go to the party as long as you come with me.(只要你跟我一起去,我就会去参加派对。

)这里,“as long as”引导了一个条件状语从句。

5. 表示时间:AS也可以表示时间关系。

例如:- As the years went by, he became more and more successful.(随着岁月的流逝,他变得越来越成功。

)这个例子中,“As the years went by”表示随着时间的流逝。

二、AS作为连词衍生的常用短语和固定搭配除了基本用法外,AS还衍生出一些常见的短语和固定搭配。

as的用法归纳

as的用法归纳

as的用法归纳
“as”是一个英语连词,具有多种用法。

以下是“as”的用法归纳:
1、引导时间状语从句:as表示“当……时候”,“随着……”,“一经……就……”,强调主句和从句中的动作或状态同时发生或进行。

例句:As time goes by, I grow more and more confident. 随着时间的推移,我变得越来越自信。

2、引导原因状语从句:as表示“因为”,与because相比,语气较轻。

例句:As it was getting dark, we decided to stay in the hotel. 因为天色渐渐暗了,我们决定在旅馆里待着。

3、引导方式状语从句:as表示“以……方式”,“像……一样”。

例句:She looks at the world as if she were the only person in the world. 她看待世界的方式就像她是世界上唯一的人一样。

4、引导让步状语从句:as表示“尽管”,“虽然”。

例句:Young as he is, he knows a lot. 尽管他很年轻,但他知道很多事情。

5、引导比较状语从句:as表示“与……一样”,“像……一样”。

例句:He is as tall as his father. 他和他父亲一样高。

6、作为介词:as还可以作为介词,表示“作为”,“以……身份”。

例句:He works as a teacher. 他作为一名教师工作。

综上所述,“as”是一个非常灵活的连词,具有多种用法。

掌握其用法可以更准确地表达思想和意义。

as的用法归纳总结及相关短语

as的用法归纳总结及相关短语

as的用法归纳总结及相关短语一、AS用法归纳总结AS是一个多功能的单词,可以作为介词、连词和副词使用。

下面将总结并归类AS的用法。

1. 介词AS:a. 含义为“作为”,表示某物或某人扮演的角色或身份。

示例:He works as a doctor.(他的职业是医生。

)b. 表示两个相似性质之间的比较。

示例:She was shaking as a leaf.(她像叶子一样颤抖。

)c. 引导例子中所表达的方式或特点。

示例:Read it again, just as I showed you.(再读一遍,就像我给你演示的那样。

)2. 连词AS:a. 意思是“当”、“只要”。

引导条件状语从句,并且可与一般将来时连用。

示例:You can join us as long as you behave yourself.(只要你表现好,你可以加入我们。

)b. 表示“尽管”、“虽然”,引导让步状语从句。

示例:As much as I like chocolate, I can't eat it all the time.(尽管我很喜欢巧克力,但我不能一直吃。

)3. 副词AS:a. 以同等程度作比较,在肯定句中常与形容词、副词连用。

示例:She's as tall as her brother.(她和她哥哥一样高。

)b. 后接表示时间的名词,表示某个时刻或日期。

示例:I'll see you at 8 o'clock as agreed.(约定好的)(我们八点见。

)c. 意为“因为”,表示原因或理由。

示例:As she was tired, she went to bed early.(因为她累了,她早早上床睡觉了。

)二、相关短语除了AS的基本用法外,还有许多与AS相关的常用短语,下面列举几个重要的。

1. As for(至于):用于引出对某事物或情况的说明或讨论。

示例:As for the price, I think it's reasonable.(至于价格,我认为是合理的。

AS 的用法总结

AS 的用法总结

AS 的用法总结AS 是一个多功能的单词,在不同的语境中有不同的用法。

本文将对 AS 的常见用法进行总结,以便读者更好地理解和运用该词。

1. 作为连词AS 作为连词时,通常用于引导比较或对比的从句。

常见的结构有:- As + 形容词/副词 + as: 表示两者在某种程度上相同。

例如:She is as tall as her sister.- As + 主语 + 谓语, so + 主语 + 谓语:表示两个从句中的行为或情况是相似的。

例如:As you sow, so shall you reap.- As + 主语 + 谓语, so + 系动词/情态动词 + 主语 + 谓语:表示两个从句中的行为或情况是相反的。

例如:As the saying goes, so many men, so many minds.2. 作为介词AS 作为介词时,可以有以下几种用法:- 表示身份、职业、性别、国籍等:例如:She works as a teacher.- 表示某种特定的角色或身份:例如:He played the role as a villainin the movie.- 表示顺序或身份转变:例如:He was promoted from a clerk to a manager.- 表示原因或理由:例如:As an experienced lawyer, he could handle the case well.3. 作为副词AS 作为副词时,常用于以下几个场合:- 表示程度或程度递增:例如:The situation is getting worse as time goes by.- 表示方式或手段:例如:He fixed the problem as instructed.- 表示同时发生的两个动作:例如:As I was reading a book, the phone rang.4. 作为形容词AS 作为形容词使用时,常见的用法有:- 表示“像……一样的”、“类似于”:例如:He is as strong as a bull.- 表示“尽管”、“虽然”:例如:He finished the project as planned.总结:AS 是一个多功能的词语,可以作为连词、介词、副词和形容词。

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As 的用法归纳as的用法很多,又比较复杂,本文就此作一归纳:一、作副词,意为“相同地” ,“同样地”。

例如:They don'thave as many airplanes. 他们没有同样多的飞机。

二、作连词,1. 引导时间状语从句as与when, while都是引导时间状语从句的从属连词,含义都是"当..... 的时候" 。

但它们有区别:(1) . when作“当……的时候”解,可以指较短的(一点)时间,也可指一段时间。

从句的动作可以与主句的动作同时发生,也可以先于主句的动作发生。

例如:John was having his dinner when I saw him. 当我看到约翰的时候,他正在吃饭。

She can write only when the baby is asleep. 只有婴儿睡着的时候,她才能写作。

(2) . while 常表示一段较长的时间或一个过程,强调主句谓语动词与从句谓语动词同时发生或在从句动作过程中发生。

例如:We must strike while the iron is hot. 要趁热打铁。

While we were reading, the teacher came in. 我们正在读书的时候,老师走了进来。

(3) . 但属下列情形时,只用as, 而不用when 或while。

①用于表示同一个人的两种动作交替进行,指“一边……,一边……”。

例如:The girl dan ces as she si ngs on the stage那个女孩在舞台边唱歌边跳舞。

He looked behind from time to time as he went forward. 当他朝前走时,不时地向后看。

②表示两个同步发展的动作或行为,译为“随着…… ”。

例如:As time went on / by, she became more and more worried. 随着时间的流逝,她变得越来越焦虑。

As he grew older, he became more intelligent. 随着他年龄的增长,他变得更有才智了。

③表示两个短促行为或事件几乎同时发生。

例如:I thought of it just as you opened your mouth. 恰好在你开口时,我想到了它。

Just as the flying worm hit her face, she gave a loud cry. 恰巧在飞虫撞到她脸上时,她大哭起来。

2. 引导原因状语从句as,because, si nee都可以表示因果关系,连接原因状语从句,含义是“因为,由于”,但它们有区别:because表示的语气最强;as 一般放在句首,语气较弱,较口语化;since 常常用在书面语中,表示多为对方已知的、或稍加分析便可得知的原因,有时可译作“既然” 。

例如:I do it because I like it. 我做这件事是因为我喜欢。

Since many of the customers work during the day, Billy has to collect the money at night. 因为许多顾客白天上班,所以毕利只好晚上去收钱。

As she has been ill perhaps she'll need some help. 她由于生病可能需要些帮助。

3. 引导让步状语从句as 与although (或though), however (或no matter how) 等都可以引导让步状语从句,含义是“虽然,尽管” ,但它们有区别:although 语气稍正式些,可放在句首,也可放在句中,主句中不能再用but,但可以用yet;as所表示的语气较强,引导的让步状语从句用倒装语序;however引导让步状语从句时,它的后面可跟形容词或副词,也要用倒装语序。

例如:Although they are poor they are happy. 虽然他们很穷,但很快乐。

Angry as he was, he managed to speak calmly. 虽然他很生气,但是他讲话很平静。

However hard the question is, he can answer it. 不管问题有多难他都能回答。

注意:当as引导让步状语从句时,句子的倒装语序有以下三种形式:(1) .形容词或副词+as+主语+连系动词be或实义动词。

例如:Rich as he is, he never spends a cent on clothes. 虽然他很富有,但他从不花一分钱在衣服上。

Much as I admire his courage, I don 'tthink he acted wisely. 我虽然佩服他的勇气,但我认为他这样做是不聪明的。

(2) .名词+as+主语+连系动词be (注意句首的名词不带冠词)。

例如:Child as he is, he knows a lot. 尽管他是个孩子,但懂很多事情。

Boy as he was, he was chosen king. 尽管他还是个孩子,但却被立为国王。

(3) .实义动词+as+主语+助动词[如果没有助动词,则要加上一个do(does或did)] 。

例如:Try as he may, he never succeeds. 尽管他很努力,但总是不成功。

Change your mind as you will, you will gain no additional support. 即使你改变主意,你也不会得到另外的支持。

4. 引导方式状语从句,意为“如”,“像”,“按照……的方式”。

如:I want you to tell my friend your very interesting experience exactly as you have told it to me. 我想让你像给我讲述的那样,给我的朋友讲一讲你那段极其有趣的经历。

Remember, you must do everything as I do. 记住,你必须按照我做的那样做一切。

注意:like在非正式语体中可以有与as相同的用法。

如:I can 'tsing like I used to. 我不能像以前那样唱歌了。

He writes just like his brother did when he was young. 他现在写文章正像他哥哥年轻时写文章一样。

5. 引导比较状语从句,用于“as...as..或not so/ as...as..”中,前一个as是副词, 后一个as是连词,意为“如(不如)…一样”。

如:(1) . You hate her as much as I (=as I hate her).(2) . I don't speak English so/ as well as he does.注意:句中连词as后面的代词实际是省略了与主句相同的部分,即例(1) 可以写成You hate her as much as I hate her. 如果很明显就能看出所省略的部分,意义不会含糊不清时,在口语中也可以用代词的宾格形式。

例:At your age you can't expect to play football as well as me (= as I do). 但例( 1)就不能改I 为me,改后意思就变为:You hate her as much as you hate me.你恨她像恨我一样深;而原句的意思为:你恨她像我恨她一样深。

三、作代词as作关系代词的用法关系代词as引导定语从句时,既可以单独使用,也可以与其他词连用,其用法要比that 和which 更为复杂。

1. as引导定语从句与其他词连用(1) .用于the same...as结构中This is the same watch as I have lost. 这块手表跟我丢失的那块一样。

(2) .用于such...as结构中I don t'like such novels as you recommend. 我不喜欢你推荐的那些小说。

(3) .用于"so +adj. + a/an + n.(单数)+ as "结构中I am not so strong a man as I was. 我已经没有从前那么强壮了。

2. as单独引导定语从句as单独引导定语从句时,先行词可以是一个词,也可以是一个句子或短语。

例如:(1) She is late, as is often the case. 她迟到了,这是经常的事。

(先行词是整个主句)(2) To shut your eyes to facts, as many of you do, is foolish. 对事实视而不见--你们好多人都是如此的愚蠢。

(先行词是不定式短语)注意1: (1).当as引导的定语从句位于具有否定意义的主句之前时,as从句所修饰的范围是整个主句的内容,也就是说,把否定意义也包括在内。

例如:As has been said above, grammar is not a set of dead rules. 正如前面所说,语法不是一套死条文。

(2) .当as引导的定语从句位于具有否定意义的主句之后时,as从句所修饰的范围不包括否定意义。

例如:Spiders are not insects, as many people think. = Spiders are not insects. But many people think they are. 许多人认为蜘蛛是昆虫,但蜘蛛并不是昆虫。

(3) .当as引导的定语从句位于具有否定意义的主句中间时,as从句所修饰的范围也不包括否定意义。

例如:She did not, as her friend had feared, open the case. 她没有打开盒子,而她的朋友就是怕她当面打开盒子。

注意2:当修饰句子的非限制性定语从句位于句尾时,as可以用which来替代。

例如:I live a long way from work, as (which) you know. 我住得离工作单位很远,这你是知道的。

但是,当as从句位于句首或句中是,as就不能用which来替代了。

例如:As you will find out, I will never let you down. 你将会发现,我绝不会使你失望的。

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