as引导定语从句
as引导定语从句
• This is the same watch that I lost
• 这正是我丢的那块表。
A
4
• It’s as pleasant a film as I have ever seen. 这是一部和我以往看的同样好的电影。
As many soldiers as marched were killed.
You should read only such books as you can understand without much difficulty.
你应当只读那些你读起来不太难懂的
Make friends with such as will improve your manners.
要和能改善你的言行A的那种人结交。 3
2 as在非限制性定语从句中做主语时， 谓语动词通常是被动形式，如是不及 物动词，则正常使用。
3 as often happens（appears）
A
10
as is well discussed 正如已讨论过的 as is often said 正如通常所说 as is often the case 通常就是这样 as has been pointed 正如所指出的那样 as has been said before 如上所述 as often happens 如同经常所发生的那样
• We have arrived at the same conclusoin as they have.
• 我们已得出和他们同样的结论。
比较:the same...as和the same...that
• This is the same watch as I lost.
• 这同我丢的那块表一ห้องสมุดไป่ตู้。
as引导的定语从句
as引导的定语从句as 引导的定语从句as引导非限制性定语从句，可放在主句之前，或者主句之后，甚至可以切割一个主句。
1.as 引导限定性定语从句as引导限定性定语从句，主要用在such... as（正如）和the same as（正像）的结构中，可代替表人或物的先行词，注：在same... as结构中as也可用that代替。
A.There is such an unforgettable experience as they have.他们有着如此难忘的经历。
（此such... as 结构中，as后的句子修饰限定experience，as作宾语）B.Nobody will obey such a rule as prevents us from free.没有人会遵守这项阻止我们追求自由的规定（as 在这里作主语）C.I have never seen such a beautiful girl as she is.我从来没有见过像她这样漂亮的女孩。
（as 在此处作is 后的表语）D.This is the same name as I have heard.这个名字和我之前听过的一样。
（as作宾语）2.as引导非限定性定语从句as引导非限定性定语从句时可放在主句之前，也可位于主句之后，当然也可放在句中。
此时修饰的是整个主句，并对其进行说明。
通常在as之前有逗号。
A.Thanksgiving day has been a international festival,as we know.正如我们所知道的那样，感恩节已经成为了一个国际性的节日。
（as引导的从句修饰前面的主句，放在句后）B.As is a successful man,he makes a brilliant speech.他正如一个成功男士发表精彩的讲话。
（as引导的句子放在句前，作主语）定语从句中as的用法1.准关系代词as引导限制定语从句，用于以下3个结构中，as在从句中作主语、宾语或表语：a.so / such…asSuch people as were mentioned by him were honest. (as作主语)I’ve never seen such a clever man as he is. (as作表语)Last term our maths teacher set so difficult an (= such a difficult) examination problem as none of us worked out.b.the same…asModern statemen are often faced with the same problem as defeated the ancient Romans. (as 作宾语)I like the same book as you do. (as 作宾语)c.as…asAs many children as came were given some cakes. (as 作主语) He is as diligent a man as ever lived. (as 作主语)补充：a.such…as 与such…that的区别such…as 引导定语从句；such…that引导结果状语从句。
as作为定语从句引导词的用法
as作为定语从句引导词的用法一、AS作为定语从句引导词的基本用法在英语中，定语从句是一种重要的修饰结构，它能够进一步描述或限制名词的意义。
而as作为一个引导词，也常常用来引导定语从句。
下面我们将详细介绍as 作为定语从句引导词的用法。
1. 修饰先行词As引导的定语从句通常对前面的先行词进行进一步解释或限制。
例如：- I have a friend who works as a doctor in the local hospital.我有个朋友，在当地医院里工作。
在这个例子中，"as a doctor"进一步描述了friend这个先行词，并告诉我们他是以医生的身份工作的。
2. 引导非限制性定语从句非限制性定语从句提供附加信息，不对先行词进行具体的限制。
使用as引导非限制性定语从句时，需要注意后面加入逗号进行区分。
例如：- John, as we all know, is an excellent musician.众所周知，约翰是一位出色的音乐家。
在这个例子中，"as we all know"提供了关于John的额外信息，并没有给他一个具体限制。
3. 引导代替名词本身有时as作为定语从句引导词时，可以代替先行词本身。
例如：- He wears a hat in the summer, as I do.夏天他戴着一顶帽子，我也是。
在这个例子中，"as I do"代替了前面的先行词hat。
二、AS引导的定语从句的特殊用法除了基本的用法外，as还有一些特殊的用法需要我们注意。
1. 引导比较性定语从句As有时被用来引导比较性定语从句，表示“正如……一样”。
例如：- Peter is not as tall as his brother.彼得不像他哥哥那么高。
在这个例子中，"as tall as his brother"进行了两者之间的身高比较。
as引导定语从句的用法
as引导定语从句得用法as 引导非限制性定语从句,可放在主句之前,或者主句之后,甚至可以切割一个主句;which引导得非限制性定语从句只能放在主句之后。
另外,as有“正如……,正像……”得意思(1) As is known to all, China is a developing country、(2) He is from the south, as we can see from his accent、(3) John, as you know, is a famous writer、(4) He has been to Paris more than several times, which I don’t believe、================================As 得用法例1、the same…as;such…as 中得as 就是一种固定结构, 与……一样……。
I have got into the same trouble as he (has)、例2、as可引导非限制性从句,常带有'正如'。
As we know, smoking is harmful to one's health、As is known, smoking is harmful to one's health、As就是关系代词。
例1中得as作know得宾语;例2中,它充当从句得主语,谓语动词know要用被动式。
一、“as / which”特殊定语从句得先行成分1、形容词或形容词短语作先行成分, 具有形容词意义得介词短语也可以充当先行成分,如:My grandmother’s house was a lways of great importance to me, as my own is、在一定得语言环境里,有些名词可以具有形容词得性质。
这些名词主要就是那些表示人得身份、职业、状态得名词。
as引导的定语从句的用法讲解
as引导的定语从句的用法讲解一、AS 引导的定语从句介绍英语中，定语从句是用来修饰名词或代词的从句。
它通常由关系代词或关系副词引导，并与被修饰的名词或代词构成一种修饰关系。
其中，用 as 引导定语从句的情况是比较特殊的，今天我们就来详细讲解一下 AS 引导的定语从句的用法。
二、用 As 引导定语从句时的基本结构1. 作为主语：The company, as we all know, is going bankrupt.（众所周知，这家公司要破产了。
）分析：上述例子中，“as we all know” 是一个定语从句，修饰主句中的名词“the company”。
其中，“as” 引导了这个定语从句，并在从句中充当关系代词的作用。
“we all know” 则是这个定语从句的谓语部分。
2. 作为宾语：I have such a good friend as can always help me when I'm in trouble.（我有一个好朋友，他总是能在我困难时帮助我。
）分析：上述例子中，“as can always help me when I'm in trouble” 是一个定语从句，修饰主句中的名词“a good friend”。
这个定语从句用了 as 引导，并在从句中作为关系代词。
注意，此时定语从句中的谓语部分是“can always help me when I'm in trouble”。
3. 作为表语：I found my brother, as was expected, reading a book in his room.（正如所预料的那样，我发现我弟弟正在房间里看书。
）分析：上述例子中，“as was expected” 是一个定语从句，修饰主句中的名词“brother”。
这个定语从句由 as 引导，在从句中充当关系代词。
“was expected” 是该定语从句的谓语。
定语从句中as 的用法及例句
定语从句中as 的用法及例句定语从句中"as"的用法及例句一、引言在英语语法中，定语从句是一种常用的修饰手段，它可以为名词或代词添加更多的描述和限定。
而其中一个常见的连接词就是"as"。
本文将详细介绍定语从句中"as"的用法，并提供一些例句来帮助读者更好地理解和运用。
二、as作为关系副词引导定语从句1. "as"在定语从句中起到限制性关系副词的作用。
它引导了一个对主句所描述事物进一步解释和说明的从句。
例如：- The hotel, as I mentioned before, is located in the city center.（正如我之前提到过的，这家酒店位于市中心。
）- I love the movie "The Shawshank Redemption", as many people do.（我喜欢电影《肖申克的救赎》，像很多人一样。
）2. 在类似比较级、数词等结构中，也可以使用"as...as..."进行比较。
例如：- He is not as tall as his brother.（他没有他哥哥高。
）- As many as ten students were absent from today's class.（多达十名学生今天旷课了。
）三、根据先行词不同类型的例句下面将分别给出"as"引导定语从句的几种情况以及相应的例句。
1. "as"引导说明职业、身份或特征的定语从句。
例如：- Mr. Smith, as our English teacher, is always patient and helpful.（作为我们的英语老师，史密斯先生总是耐心和乐于助人的。
）- Mary, as a doctor, has saved many lives in her career.（作为一名医生，玛丽在她的职业生涯中挽救了许多生命。
as在定语从句中的用法及例句
as在定语从句中的用法及例句定语从句是英语中常见的修饰名词的一种结构，通过引导词来连接主句和从句的关系。
其中，as也有被用于引导定语从句的情况，并且具有特殊意义。
本文将详细介绍as在定语从句中的用法，并提供一些例句加以说明。
一、作为引导词AS可以充当一个引导词，在这种情况下其后面接一个完整的定语从句。
它表示“正如”或“像……一样”，并且经常与such, same等词连用。
1. The software, as I mentioned before, has many useful features.正如我之前提到的，这个软件有许多有用的功能。
2. He insisted on doing it himself, as he always does.他坚持自己做，像他平时那样。
3. She looked pale, as if she had seen a ghost.她脸色苍白，好像她看见了鬼一样。
二、作为限定词AS还可以作为一个限定词，在这种情况下其后面接一个非限制性定语从句。
它表示“就……而言”或“正如”。
此时，as相当于which引导的非限制性定语从句。
4. The smartphone, as we all know, has revolutionized the way we communicate.智能手机，正如我们都知道的那样，彻底改变了我们交流的方式。
5. John's photographs, as displayed in the exhibition, captured the beauty of nature.约翰在展览中展示的照片捕捉到了自然的美。
6. The children enjoyed their summer vacation, as was expected.孩子们正如预料的那样，享受了他们的暑假。
三、作为从属连词AS还可以充当从属连词，在这种情况下其后面接一个限制性定语从句。
(完整版)As引导从句归纳总结
As引导从句归纳总结一、as引导定语从句一）as引导限制性定语从句主要结构有：the same…asas…assuch…asso…as主句中出现the same, as, such, so修饰先行词，需选择as做关系代词在定语从句中做主语或宾语。
1. It’s the same person as we wanted to find yesterday .我们昨天要找的是同一个人。
2. Such girls as he knows are good at English .他所认识的女孩都擅长英语。
3. Do you have such books as we like ?你有我们喜欢那种书吗？4. She will marry as healthy a man as she can find .她将嫁给她能找到的任何一个有钱人。
5. There is so warm a house as we want to live in .这里有如此暖和的房子，我们都想住在里面。
6. He has so difficult a problem , as none of us can solve .他有如此难的一个问题，我们没有人能解决。
二）引导非限制性定语从句1. as引导非限制性定语从句，指代整个主句内容，从句可置于句首，句中或句尾1) As everyone knows ,China is a beautiful country with a long history .每个人都知道，中国是一个有着悠久历史的美丽国家。
2) The earth , as we know , moves round the sun .地球，我们都知道，围着太阳转。
3) Tom works hard and is willing to help others, as we all know.汤母工作努力，并且乐于助人，这一点我们都知道。
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• We have arrived at the same conclusoin as they have.
• 我们已得出和他们同样的结论。
比较:the same...as和the same...that
• This is the same watch as I lost. • 这同我丢的那块表一样。 • This is the same watch that I lost • 这正是我丢的那块表。
⑵ as引导非限制性定语从句，“正如， 正像”的含义
The boy has as much progress ，as we had expected. 正像我们所预料的那样，这个男孩取得 了大的进步。
（3）
1 as在非限制性定语从句中做宾语时通常 做see 、watch 、know 、say 、tell 、 remember 等词的宾语
as 引导定语从句
一、as引导限制性定语从句
先行词前通常有such、the same、as、so, 构成such as、the same...as、as…as so...as结构, 作主语,宾语和表语
Don’t trust such men as praise you to your face. 不要相信那种当面吹捧你的人。
二、引导非限制性定语从句
⑴ as指代整个主句内容，从句可放在句首， 句中或句尾
1． As everyone knows ,China is a beautiful country with a long history . 2． The earth , as we know , moves round the sun . 3． Tom works hard and is willing to help others, as we all know.
You should read only such books as you can understand without much difficulty.
你应当只读那些你读起来不太难懂的
Make friends with such as will improve your manners.
要和能改善你的言行的那种人结交。
It was true，as everybody could know．
As has been said before， China plays an important role in the world.
2 as在非限制性定语从句中做主语时， 谓语动词通常是被动形式，如是不及 物动词，则正常使用。
5. There is so warm a house as we want to live in . 这里有如此暖和的房子，我们都想住在里面。
6. He has so difficult a problem , as none of us can solve . 他有如此难的一个问题，我们没有人能解决。
• It’s as pleasant a film as I have ever seen. 这是一部和我以往看的同样好的电影。
As many soldiers as marched were killed.
很多游行的战士都被杀了。
1. It’s the same person that we wanted to find yesterday . 我们昨天要找的是同一个人。
2. Such girls as he knows are good at English . 他所认识的女孩都擅长英语。
3. Do you haveБайду номын сангаасsuch books as we like ? 你有我们喜欢那种书吗？
4. She will marry as wealthy a man as she can find . 她将嫁给她能找到的任何一个有钱人。
as often happens（appears）
as is well discussed 正如已讨论过的 as is often said 正如通常所说 as is often the case 通常就是这样 as has been pointed 正如所指出的那样 as has been said before 如上所述 as often happens 如同经常所发生的那样
as might be expected as we had expected正如所料 as is well known to all众所周知
as anybody can see