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英语语法as的用法归纳一、作为关系代词：1. 当引导定语从句时，as可以代替先行词作为关系词，表示“作为/像...那样的”。
例如：She is not as smart as her brother.（她不像她哥哥那样聪明。
）2. 当引导让步状语从句时，as可以代替先行词作为关系词，表示“尽管/虽然”。
例如：As he is tired, he still keeps working.（尽管他很累，但他还是继续工作。
）二、作为连词：1. 表示同时发生的动作或状态，相当于“当...时候/随着/一边...一边”。
例如：As you know, I will leave tomorrow.（正如你所知，我明天将离开。
）2. 表示原因或理由，相当于“因为/既然/由于”。
例如：As it is raining, we will stay at home.（由于下雨，我们将待在家里。
）3. 表示将一事物比作另一事物，相当于“像...一样”。
例如：She sings as a bird.（她唱歌像一只鸟。
）4. 表示程度、范围或比较，相当于“和...一样”、“如”等。
例如：He is as tall as his father.（他和他的父亲一样高。
）5. 表示方式或方式条件，相当于“以...方式”、“照...的方法”。
例如：Do it as I told you.（照我告诉你的做。
）三、作为副词：1. 表示“同样地/像...一样地”。
例如：She doesn't run as fast as before.（她跑得不像以前那样快。
）2. 表示程度或比较，相当于“同样地”、“同样地多”。
例如：He works as hard as you.（他和你一样努力工作。
）3. 表示一方面，相当于“另外/并且”。
例如：He is diligent as well as intelligent.（他既勤奋又聪明。
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形容词as的用法总结一、AS形容词AS的用法总结AS是一个常见的连接词，可以用来比较事物之间的相似之处或者进行类比。
在英语中，AS作为一个形容词，在不同的句子结构下有不同的用法。
下面将对AS形容词做一个总结。
1. AS...AS结构AS...AS结构用于表示两个或多个事物在某种程度上相似或相等。
这种结构可以用于肯定句、否定句和疑问句中。
例如：- He is as tall as his brother.- She is not as intelligent as she appears.- Is John as good at playing basketball as Tom?2. AS MUCH / MANY + NOUN + AS 结构该结构用于表示数量上的比较，常常在需要强调两个事物数量相等时使用。
注意根据被比较的名词是可数名词还是不可数名词选择合适的变体（MUCH / MANY）。
例如：- I have as much money as you do.- We have as many books as the library.3. IDIOMS以as开头许多习语以as开头，并且具有特殊的含义。
以下是其中几个例子：a) As good as gold: 意味着某人表现得非常好或正派。
- The children were well-behaved and acted as good as gold.b) As blind as a bat: 意味着某人非常近视或对某事毫无了解。
- He can't even see his own mistakes. He's as blind as a bat.c) As light as a feather: 意味着某物非常轻盈。
- The package was as light as a feather, so it was easy to carry.d) As cool as a cucumber: 意味着某人在紧张或压力下保持冷静。
as在句首的用法
as是一个多功能的词汇，可以作为不同的词性和用法。
当它出现在句首时，通常有以下几种用法：
1. 引导比较从句
As和比较级连用，表示“像……一样”，例如：As he grows older, he becomes wiser.（随着他年龄的增长，他变得更加聪明。
）
2. 引导原因从句
As表示“因为”，引导原因从句，例如：As I was feeling tired, I decided to go to bed early.（因为我感到疲倦，我决定早点睡觉。
）
3. 引导方式从句
As表示“以……方式”，引导方式从句，例如：As she spoke, her voice shook with emotion.（她说话时，声音因为情感而颤抖。
）
4. 引导时间状语从句
As表示“当……的时候”，引导时间状语从句，例如：As I was walking home, I saw a shooting star.（当我走回家的时候，我看到了一颗流星。
）
5. 引导让步状语从句
As表示“尽管”，引导让步状语从句，例如：As difficult as it was, he refused to give up.（尽管很困难，他仍然拒绝放弃。
）总之，as在句首的用法多种多样，我们需要根据不同的语境和句子结构来理解它的具体含义。
as的用法总结(要点版)AS的用法总结(要点版)- AS是动词as的词义之一，表示"作为"、"当作"的意思，常用于以下几种情况：1. 用于表示身份或角色的转变：- 他选择辞去老师的工作，as建筑师开始了新的职业生涯。
*(He quit his job as a teacher and started a new career as an architect.)*as建筑师开始了新的职业生涯。
*(He quit his job as a teacher and started a new career as an architect.)*2. 用于表示被视为某种状态或属性：- 这本书被广泛认为as文学经典之一。
*(This book is widely regarded as one of the literary classics.)*as文学经典之一。
*(This book is widely regarded as one of the literary classics.)*- 她被指控as谋杀犯。
*(She was accused as a murderer.)*as谋杀犯。
*(She was accused as a murderer.)*3. 用于指代某个具体的角色或身份：- 请记住，从现在开始你要扮演as家庭的一员。
*(Please remember that from now on you will act as a member of the family.)*as家庭的一员。
*(Please remember that from now on you will act as a member of the family.)*- 我目前是个顾问，但是as一个老师，我拥有丰富的教学经验。
*(I am currently a consultant, but as a teacher, I have extensive teaching experience.)*as一个老师，我拥有丰富的教学经验。
as的常见用法as是一个多功能的词语，可以作为介词、副词、连词和代词等不同的词性。
下面是as的常见用法及其相关参考内容。
1. 作为介词时，常表示一种身份、角色或职责。
例如：- As a teacher, it is my responsibility to help students succeed.（作为一名教师，帮助学生成功是我的责任。
）- He served as a judge for many years.（他担任了多年的法官。
）2. 作为副词时，常表示程度或比较。
例如：- He ran as fast as he could.（他尽可能快地跑。
）- The coffee is hot, but not as hot as yesterday.（咖啡很热，但没有昨天那么热。
）3. 作为连词时，常引导让步状语从句。
例如：- She didn't love him, as he had hoped.（她并不爱他，正如他所希望的那样。
）- As hard as it is, we must find a solution.（尽管困难，我们必须找到解决办法。
）4. 作为代词时，常表示“像……一样”或“身为”。
例如：- He loves soccer as much as I do.（他像我一样热爱足球。
）- As a doctor, he sees many patients every day.（作为一名医生，他每天都见很多病人。
）5. 在固定搭配中，as还有其他常见用法，如：- as for（至于）: As for the weather, it's supposed to raintomorrow.（至于天气，明天可能会下雨。
）- as well as（和、也）: John, as well as his sister, is going on the trip.（约翰和他的妹妹都要去旅行。
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 adv.如同，像……一样（equally/similarly/same/likewise）prep.作为；以……身份；当作；像，如同；当……时（in the light of/ like）conj.因为，由于；在......时，随着；以……的方式，像；正如；虽然，尽管（because/although/since/for/seeing）n.阿斯（古罗马铜币）[网络] 砷; 美属萨摩亚; 澳大利亚国家高中/ 初中讲解：1.作介词prep时，用法和语义较为单一，大多数时候译为‘作为’。
例如：MoYan is known as the most famous writer in China.莫言作为中国最著名的作家而被熟知。
2.作连词conj时，用法和功能较多，可引导‘原因状从、时间状从、方式状从、让步状从、、定语从句’。
（1）引导原因状从时，译为‘因为’。
例句：As rain has fallen，the air is cooler. 因为下过雨，所以空气比较凉爽。
（2）引导时间状从时，译为‘当...时候’。
【注意when、while、as的区别】例句：As I arrived home，my mom was cooking a meal.当我回到家的时候，妈妈正在做饭。
（3）引导让步状从时，译为‘虽然’，此时用法与although/though相同。
例句：As the little boy is smart，he couldn’t take care of himself.虽然这个小男孩很聪明，但他还不能照顾自己。
（4）引导方式状从时，译为‘以...方式’。
例句：Do as the Romans do when (you are) in Roma.入乡随俗（5）引导定语从句时，不翻译，仅根据先行词的类型而做选择。
例句：This is the same question as I did yesterday.这和我昨天做的题目一样。
AS 用法总结AS，是英语中常用的词汇之一，具有多种用法和意义。
在本文中，将总结并探讨AS的常见用法，以帮助读者更好地理解和运用这个词汇。
1. 作为连词（as a conjunction）作为连词，AS 可以引导原因、时间、方式、让步等从句，连接主句和从句，表达因果关系、时间关系等。
1.1 表示原因（reason）AS 在这种用法中相当于 because，表示一个事物发生的原因。
例如：He couldn't sleep as he had drunk too much coffee.由于他喝了太多的咖啡，所以他无法入睡。
1.2 表示时间（time）AS 在这种用法中相当于 when 或 while，表示某个行为或事件发生的同时发生的另一个行为或事件。
例如：As she was cooking dinner, the phone rang.她正在做晚饭时，电话响了。
1.3 表示方式（manner）AS 在这种用法中相当于 in the way that 或 how，表示一个行为或事件的方式。
例如：He did it as I had instructed him.他按我指示做了。
1.4 表示让步（concession）AS 在这种用法中相当于 although 或 even though，表示尽管有某种影响或情况存在，但仍然发生另一种情况。
例如：As difficult as the exam was, he managed to pass it.尽管考试很难，但他还是顺利通过了。
2. 作为介词（as a preposition）作为介词，AS 可以引导时间、方式和用途等短语，描述某个行为发生的时间、方式或目的。
2.1 表示时间（time）AS 在这种用法中表示特定的时间点或时间段。
例如：She arrived at the party as the clock struck midnight.她在午夜钟声响起的时候到达了派对。
千里之行，始于足下。
as as的用法总结例句as as 的用法一共有三种，分别是作为连词，作为副词和作为介词。
下面将对这三种用法进行总结并给出一些例句。
1. 作为连词：作为连词，as as 表示“与…一样”，用来进行比较。
例句：1. He is as tall as his father.他和他父亲一样高。
2. The house is as big as a palace.这个房子像宫殿一样大。
3. My sister is as smart as me.我妹妹和我一样聪明。
4. The movie is as interesting as the book.这部电影和这本书一样有趣。
5. She is as beautiful as a movie star.她像电影明星一样美丽。
2. 作为副词：作为副词，as as 可以表示“同样地”，“同等地”。
例句：第1页/共3页锲而不舍，金石可镂。
1. She works as hard as her colleagues.她和她的同事一样努力工作。
2. He drives as carefully as his wife.他开车和他的妻子一样小心。
3. We need to save money as much as possible.我们需要尽可能地节省钱。
4. Please answer the questions as quickly as you can.请尽快回答这些问题。
5. He speaks English as fluently as a native speaker.他讲英语和母语者一样流利。
3. 作为介词：作为介词，as as 表示“作为…”。
例句：1. He works as a doctor in a hospital.他在医院里当医生。
2. She sees herself as a talented musician.她把自己看做一个有才华的音乐家。
精品- 精品- as可用作连词，引导比较、时间、原因及方式等四种状语从句，应注意的是，引导的比较状语从句往往有省略；引导的时间状语从句一般用一般现在时而不用一般将来时；引导原因状语从句时与“Because”和“since”引导的从句比较起起来语气最弱。 as作介词，意思时“作为”，“以……身份”。例如：He came to China as a tourist five years ago.
而表示像…一样时，like通常作介词用，而介词后面通常接名词，代名词和动名词。 as in Australia“和在澳大利亚一样”。
as……as AS +adj(原级)+AS AS +adv(原级)+AS as soon as 一……就 as soon as possible 尽可能快地 as early as possible 尽可能早的 as carefully as you can 尽可能认真地 as careful as you can 尽可能认真的
1。as是连词，表示“随着”的意义。lives是life的复数，意义是“生活”。 2。as是连词，表示“因为，由于”的意义。wanting是现在分词，表示主动意义，wanting to buy cars=who want to buy cars。 As的用法小结 as可以作连词、介词及关系代词和副词。现将其用法小结如下: （一）、 as作连词的用法: 1.作“在-------期间，当----的时候”引导时间状语从句.注意与when、 while的用法区别。 ①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. 如: The girl sings as she goes to school. He looked behind occasionally as he went forward in the forest. 2)表示两个同步发生的动作或行?意思是随着-----的发展.如: As time went on / by, she became more and more beautiful . As children get older, they become more and more interested in everything. 3)表示两个短暂行为或事情几乎同时发生.如:I watched her as she read the book. I thought of it just as you opened your mouth. Just as the flying worm hit her face, she gave a loud cry. 4)接在名词后面表示某一个年龄段时.如: As a young man, he was active in sports. 精品- 精品- ②when作"当……的时候"解,可以指较短的(一点)时间,也可指一段时间。如:When I was at college, I could speak several foreign languages. When the clock struck twelve, I had slept for 2hours. ③ 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。如:Work while you work. Play while you play. 2. As =Since 作"既然"、"由于"解,引导原因状语从句,常用来表示已为人们所知或显而易见的原因或理由。如: As he’s been ill for ages, I will help him. As / Since you're not feeling well, you may stay at home. As he wasn't ready , we went without him. 3. As =in the way that作"像"、"按照……的方式"解,引导方式状语从句。如: Do as I told you. Remember, you must do everything as I do. 4. 用于as--- as或not / so/ as ---- as中,前一个as是副词,后一个as是连词,引导比较状语从句。如:They helped the old as much as possible. I don't speak English so/ as well as she does. 5. 表示虽然,尽管 等,引导让步状语从句,常用倒装语序,模式为: adj. /adv. / n.+as +主语+谓语+主句。如: Young as he is, he knows much. Tired as they were, they walked on. 6. 表示也------一样。 She is a doctor, as was her husband. （二）、 as作关系代词,引导定语从句,表示正如,这一点.如: He is very careful, as we all know. As is well-known, Taiwan belongs to China. 另外,当先行词被the same, such等词修饰时,常用as来引导定语从句。如: Such a clever girl as she can learn anything quickly. I was reading the same book as he bought yesterday. （三）、as作介词的用法. 1.表示好像。如:He dressed as a policeman. 2. 表示作为当作。如：I found a job as a guide. 3. 当某人是某身份时。如：As a child , she was sent to abroad. 4. as引导的介词短语大多用作状语,as译为"作为";少数情况可引起宾语补足语。如: As a Party member, I'll take the lead in everything. (状语) She works as a model. (状语) She has me as one of her best friends.(引起宾语补足语) （四）、作副词的用法 1 表示与------等同。如：This dress is twice as expensive as that one. 2 像，如等。如：As before, he remained unmoved.
总之，通过以上的分析，我们对as的词性和用法有了比较全面的理解和把握，
才能在实际的运用中做到心中有数，应付裕如。 精品-
精品- 常见词as用法总结 近几年高考中有关as一词的题目出现过很多次，其中as或是最佳选项，或是干扰项，或是题干中的关键信息点，涉及as作为连词、介词、关系代词、副词以及习语等各种用法。现结合高考试题将as的用法归纳如下： 一、 用作连词的as 1. 引导时间状语从句，表示“当……的时候”，其用法与when和while类似。例如：As a child (When he was a child), she was sent to six different schools. 此用法中as多表示从句与主句动作同时进行，一般不与状态动词连用，意为“一边……一边……”。例如：She sang songs as she did her homework. as 还可以表示一动作紧接着另一动作发生，说明另一动作的结果，有“随着……”的含义。例如：As time went by, we found he was an honest man./As he grew older, he lost interest in everything except gardening. 例1 It wasn’t until nearly a month later________ I received the manager’s reply. A. since B. when C. as D. that 解析：本题中的as与when一起作为干扰项，容易使同学往时间状语从句上思考，事实上本题是强调句，正确选项是D。 精品- 精品- 2. 引导原因状语从句，表示“由于，因为”，相当于because, 但通常置于句首。例如：As he is a qualified doctor, I trust his advice on medical matters. 例2 _____ modeling business is by no means easy to get into, the good model will always be in demand. A. While B. Since C. As D. If 解析：本题中as干扰性很强，很多同学误以为是原因状语从句，但仔细分析不难发现正确答案应是A（while表示“只要”）。 3. 引导让步状语从句，通常可与although或though通用，但语序不同，although或though用于句首，as用于倒装结构。例如：Young as I am, I already know what career I want to follow. /Although（或Though）I am young, I already know what career I want to follow. as 表示让步用于倒装结构，通常将从句的表语、状语或动词前置。如果表语有冠词a/an, 需去掉。例如：Great scholar as he is, he is lacking in common sense./Much as I like you, I couldn’t live with you. / Try as he would, he couldn’t open the door. 例3 _____ he has limited technical knowledge, the older worker has a lot of experience. A. Since B. Unless C. As D. Although
