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一、定语从句的概念定语从句的用法和精练在复合句中,修饰某一名词或代词的从句叫定语从句。
被修饰的名词或代词叫先行词,定语从句一般放在先行词后二、定语从句的关系词引导定语从句的关系词有关系代词和关系副词,常见的关系代词包括that, which, who( 宾格whom,所有格whose)等,关系副词包括where, when, why 等。
关系代词和关系副词放在先行词及定语从句之间起连接作用,同时又作定语从句的重要成分。
三、定语从句的分类根据定语从句与先行词的关系,定语从句可分为限制性定语从句及非限制性定语从句。
限制性定语从句紧跟先行词,主句与从句不用逗号分开,从句不可省去。
非限制性定语从句主句与从句之间有逗号分开,起补充说明作用,如省去,意思仍完整。
四、关系代词的用法（一）限制性定语从句中关系代词的用法作用宾语先行词主语及物动词宾语或没被提前的介词宾语被提前的的介定语词宾语指人Who/that, as Who/whom/that,as 介词+whom Whose/ofwhom指物Which/that, as That/which, as 介词+which Whose/of which1. that 既可以用于指人,也可以用于指物。
在从句中作主语或宾语,作主语时不可省略,作宾语可省略。
例如:Mary likes music that is quiet and gentle玛. The coat (that) I put on the desk is blue我.丽喜欢轻柔的音乐。
(that 作主语)放在桌子上的那件外套是蓝色的。
(that 作宾语)2. which 用于指物,在句中作主语或宾语,作主语不可省略,作宾语可省略。
例如:The building which stands near the train station is a supermarke位t.家超市。
(作主语)于火车站附近的那座大楼是一The film (which) we saw last night was wonderful.我们昨天晚上看的那部电影很好看。
初三英语定语从句初三英语定语从句定语从句，是指一类由关系词引导的从句，因为这类从句的句法功能多是做定语，所以曾被称为定语从句，这类从句除了可以做定语之外，还可以充当状语等其他成分，所以现代语言学多使用“关系从句”这一术语。
以下是店铺整理的初三英语定语从句，希望对大家有所帮助。
初三英语定语从句1一.定义：在复合句中修饰某一名词或代词的从句叫定语从句。
二.特点：1.先行词：定语从句所修饰的名词或代词2. 关联词：1）引出定语从句，并作从句的一个成分。
可作主语、宾语、定语、状语，作宾语可省略。
2）关联词包括关系代词和关系副词。
关联词位于先行词和定语从句之间。
关系代词：that, which, who, whom, whose代指先行词。
关系副词：when, where, why作时间状语。
三.基本结构：先行词+关联词+定语从句剩余部分四.关系代词的用法：1. that 和whichthat指人或物，作主语或宾语，作宾语可省略，主语不能。
Which指物，不指人，作主语或宾语，作宾语可省略，主语不能。
His father works in a factory that/which makes TV sets.Who was hurt in the accident that/which happened yesterday?The coat (which/that) I put on the desk is black.注意：The room in which I live is very big. (在介词后面不能用that)2.只能用that不能用which引导的定语从句：1) 先行词被形容词最高级修饰时，定语从句只能用thatThis is the most interesting story (that) I have ever heard.2）先行词被序数词修饰时，定语从句只能用thatThe children like the second lesson that is about “The Football Match”.3）先行词被the only，the very 或the same等修饰，定语从句只能用that引导。
初三英语定语从句知识点一、定语从句的概念及基本用法定语从句是修饰一个名词或代词的从句，起到对这个名词或代词进行限定或说明的作用。
定语从句通常由关系代词或关系副词引导，对其前面的名词或代词进行修饰。
1. 关系代词引导的定语从句关系代词有who, whom, whose, which和that，它们在定语从句中用来代替句子的主语、宾语、所有格或宾语。
例如：The girl who is talking to Tom is my sister.正在和汤姆说话的那个女孩是我姐姐。
2. 关系副词引导的定语从句关系副词有where, when和why，它们在定语从句中用来代替地点、时间和原因。
例如：I still remember the day when we first met.我仍然记得我们第一次见面的那天。
二、定语从句的位置和引导词选择1. 定语从句通常紧跟在被修饰的名词或代词之后，修饰它。
例如：The book that I borrowed from the library is very interesting.我从图书馆借来的那本书很有趣。
2. 引导定语从句的关系词选择要根据被修饰的名词或代词在定语从句中的成分来确定。
a. 如果在定语从句中充当主语，则用关系代词who或which。
b. 如果在定语从句中充当宾语，则用关系代词whom或which。
c. 如果在定语从句中充当宾语，并且前面有介词，则用关系代词whom或which，介词与关系代词一起构成介词短语。
d. 如果在定语从句中充当定语，则用关系代词whose或which。
e. 如果在定语从句中充当状语，则用关系副词where、when或why。
例如：The man who/whom I met yesterday is a teacher.昨天我遇见的那个人是一位教师。
The book which/that is on the table is mine.在桌子上的那本书是我的。
初中英语中考复习：三大从句（含答案））三大从句精讲点拨宾语从句1）．概念：用一个完整的句子做宾语,叫做宾语从句。
宾语从句可作主句谓语动词的宾语，也可做介词的宾语。
宾语引导词打酱油派（无意义无成分that可省略）if/whether 纠结派（yes or no ）个性派（看具体情况选He said (that) he could finish his work before supper.Alice wanted to know if / whether her grandmother liked the bag.I don’t know where I can buy the books.特殊疑问词从句语序陈述语序用）“引导词 +主语 +谓语 +其I want to know what you were doing at that time.时态它”主过从过，主现从任 I believe that he will come to help us.He knew that he was wrong.2）．易错点：1.引导词 if 不能与 or not 连用；whether 可以。
如：I don’t know whether I can pass the exam or not .2. could 开头的一般疑问句代表委婉请求，不代表过去式。
如：Could you tell me how I can go to the bus station?3. 从句为客观真理时，时态不受主句影响。
（注意三单哦！如：The teacher told us yesterday that the earth g oes round the sun.4. 当从句为What’s the matter ？或What’s wrong 时，从句的语序不用改变。
★拓展：宾语从句的简化由特殊疑问词引导的宾语从句，若从句的主语在主句中出现过时，可简化为“疑问词+不定式”结构。
中考初三专项复习定语从句一．引入环节看下面的句子，试着找出定语。
（请在定语部分划线）1. I have a very good book.2. I have a book to read.3. I have an interesting book.4. I have a book written by Lu Xun.5. I have a book about Chinese history.6. I have a book which the teacher recommended.观察句子，试着找出定语从句。
（请在定语从句部分划线）1. The woman who wears a pair of glasses is Mary.2. This is the teacher who helps me a lot.3. This is the house where I lived two years ago.4. Tell me the reason why you were absent yesterday.有定语从句的复合句的构成。
（请把两个句子合并为一个从句，并写在横线上）1. The woman is Mary.2. The woman wears a pair of glasses.1. Do you know the man?2. The man gave us a speech yesterday.总结：定语从句所在句子的结构二．学习目标1.掌握定语从句的分类2.掌握关系代词的用法3.掌握关系副词的用法4.掌握关系代词与关系副词的区别三．知识讲解定语从句的分类—限定性和非限定性限定性定语从句：例句：This is the player who got the first prize.特点：1.限定性定语从句用于修饰和限定先行词，与先行词之间的关系非常密切。
如果删去，则剩下的部分意思就会含混不清。
中考定语从句知识点总结一、定语从句的概念定语从句是修饰名词或代词的从句，通常用来说明这个名词或代词的特征、性质、身份、情况等。
定语从句是英语语法中的一个重要知识点，也是中考语法中的重点内容之一。
二、定语从句的分类1. 关系代词引导的定语从句关系代词有：who, whom, whose, which, that 等。
例如：This is the book that I bought yesterday.（这就是我昨天买的书。
）2. 关系副词引导的定语从句关系副词有：when, where, why 等。
例如：Do you still remember the day when we first met?（你还记得我们第一次见面的那一天吗？）三、定语从句的结构关系代词引导的定语从句结构为：关系代词+谓语+其他成分。
例如：The man who is talking with my father is a famous writer.（和我父亲在谈话的那个人是一位著名的作家。
）关系副词引导的定语从句结构为：关系副词+谓语+其他成分。
例如：This is the place where we used to play when we were children.（这就是我们小时候经常玩耍的地方。
）四、定语从句的用法1. 修饰名词或代词定语从句常常用来修饰名词或代词，说明其特征、性质、身份等。
例如：The girl who wears a red dress is my sister.（穿红裙子的那个女孩是我姐姐。
）2. 引导并且限制先行词定语从句常常用来引导并且限制先行词的范围，使其具有特定的指代含义。
例如：I like the book that you lent me.（我喜欢你借给我的那本书。
）3. 用来说明特定情况定语从句还常常用来说明特定情况，以便更准确地描述或说明特定的情况。
例如：Do you know the reason why she left?（你知道她离开的原因吗？）五、定语从句的语法操练1. 先行词定语从句一般都有一个先行词，先行词前后所在的句子中都不可缺少，主要是为了给定语从句找到位置做准备。
初三英语定语从句知识点总结定语从句是在句子中作定语的从句，它位于名词或代词之后，修饰整个主句中的名词或代词。
定语从句在英语学习中是一个非常重要的语法知识点，在中考中占有重要的地位。
初三英语的学习中，定语从句更是重中之重。
本文将针对初三英语定语从句的知识点进行总结。
一、关系词的用法1. that：先行词是单数名词，不可修饰多个定语时用that。
2. which：先行词是复数名词，不可修饰多个定语时用which。
3. who：先行词是人时使用，同时可以作为句子主语或宾语。
4. whom：先行词是人，且在定语从句中作宾语时使用。
5. whose：先行词是名词所有格或名词时使用。
6. as：指“正如……”，“就像……”，引导定语从句时用逗号隔开，为并列句的一种。
二、关系代词的省略关系代词紧跟在动词后面充当宾语的时候可以省略。
例如：The girl (who/that) I saw yesterday is from England. 昨天我看见的那个女孩是英国人。
三、限制性定语从句和非限制性定语从句限制性定语从句对被修饰词起限定作用，如：The teacher (who/that) I spoke to is a college student. 我与一个大学生交谈过。
非限制性定语从句对被修饰词起补充说明作用，如：He is thefirst person (who/that) has been elected headmaster of the school. 他是第一个被选为校长的人。
四、定语从句中的时态和主句的时态1. 如果定语从句所描述的是已经发生的动作或状态，那么可以使用现在完成时态，而不需要考虑主句的时态。
例如：I have a book which I bought yesterday. 我有一本书是我昨天买的。
2. 如果定语从句所描述的是正在进行的动作或状态，那么可以使用现在进行时态来表示。
定语从句知识点九年级定语从句是英语语法中的重要知识点之一。
它是由关系代词或关系副词引导的修饰性从句，用来修饰某个名词或代词。
一、关系代词的用法关系代词有那/which、谁/who、人/whom、之/whose、哪个/what等。
它们在句子中做主语、宾语或定语，引导定语从句，并在从句中充当名词的角色。
1. That/which关系代词that通常用于指物体，which用于指物体或整个句子作定语。
例如：- This is the book that I borrowed from the library.- The boys are playing football, which makes a lot of noise.2. Who/whom关系代词who用于指人作主语或宾语，常用于非形式的口语和书面语中；whom用于指人作宾语，常用于正式的书面语中。
例如：- The girl who is standing over there is my sister.- The person whom you met yesterday is our new teacher.3. Whose关系代词whose用于指人或物，表示所属关系，相当于“某人/某物的”。
例如：- This is the house whose walls are painted green.- The boy whose father is a doctor is very intelligent.4. What关系代词what用于指物，相当于“那个/什么”。
例如：- Please give me what you have in your hands.二、关系副词的用法关系副词有when、where、why等。
它们引导定语从句，修饰某个名词或代词，并在从句中充当副词的角色。
1. When关系副词when用于指时间，在定语从句中作时间状语。
九年级英语定语从句知识点定语从句是英语语法中的一个重要部分，它在句子中起到修饰名词或代词的作用。
理解和正确使用定语从句对于学习英语的九年级学生来说是非常关键的。
本文将重点介绍九年级英语定语从句的知识点。
一、什么是定语从句定语从句是由关系代词或关系副词引导的一个修饰性从句，它能够修饰一个名词或代词。
定语从句通常紧跟在被修饰的名词或代词之后，并对其进行进一步的说明和限定。
例如：The boy who is standing over there is my brother.那个站在那边的男孩是我的兄弟。
二、关系代词引导的定语从句关系代词引导的定语从句在句子中充当名词的一部分，并引导出一个修饰性的从句。
常见的关系代词有：who, whom, whose, which, that等。
1. who/whomwho用在修饰人的名词前，充当主语；whom用在修饰人的名词前，充当宾语。
例如：The girl who is sitting behind me is my best friend.坐在我后面的那个女孩是我最好的朋友。
The man whom you met yesterday is a famous actor.你昨天遇到的那个男人是一位著名的演员。
2. whosewhose用来修饰名词，表示所属关系。
例如：The book whose cover is red is mine.封面是红色的那本书是我的。
3. which/thatwhich用来修饰事物的名词，that也可以用来修饰人或事物的名词。
例如：I bought a new laptop which is very expensive.我买了一台非常贵的新笔记本电脑。
This is the pen that I lost yesterday.这是我昨天丢失的那支钢笔。
三、关系副词引导的定语从句关系副词引导的定语从句通常修饰整个句子，它们充当介词宾语或副词的成分。
初三定语从句知识点总结
前言
嘿，同学们！初三啦，定语从句这个知识点可真是个大块头啊，是不是有点头疼呢？别怕！听我来好好给你唠唠。
正文
定语从句啊，就像是给句子穿上了一件特别的外套，让它变得更具体、更丰富呢！比如说“那个在教室里认真学习的男孩”，“在教室里认真学习”就是用来修饰“男孩”的定语从句呀。
再举个例子：“我喜欢那本书，它是我去年买的。
”这里的“它是我去年买的”就是一个定语从句，修饰前面的“那本书”呢。
哎呀，这不就好比是给一个东西加上各种详细的描述嘛！你能明白不？它真的超级重要哦，掌握了它，你的英语句子就能变得更精彩啦！
那定语从句有哪些关键的点呢？像是关系代词和关系副词啦！像 that 啊，which 啊，who 啊，这些都是常用的关系代词。
比如“ The man who
is standing there is my father. ”这里的“who”就把“站在那里的”和“男人”联系起来啦。
还有关系副词 when 啊，where 啊，想想看，“ I st ill remember the day when we first met. ”这里的“when”就说明了是“我们第一次见面的”那个时间呀，懂了吧？
同学们，可别小瞧了这些哦，这可是英语的精华之一呀！
结尾
好啦，同学们！定语从句的知识点就是这些啦，赶紧去练练手吧，你一定会发现英语变得更有趣、更精彩啦！加油哦！。
2013年初三中考语法复习定语从句
1 概念:以从句的形式出现来修饰限定名词或代词的结构叫定语从句
You should pay no attention to the people who laugh at you.
先行词关系代词
Scientists will develop plants that/which can grow on Mars.
先行词关系代词
2 先行词: 定语从句所修饰的词。
定语从句放在先行词的后面
3 关系词的功能: 1)替代先行词在从句中充当成分; 2)引导从句,连接主句和从句.
4 关系代词:物which/that 人who/whom/that
5关系代词在从句中的主干成分问题:
1) 主语: Do you know the girl that/who is talking with the director?
2) 宾语: I like the flowers（which/that ）you bought for me very much.
3) The person _________ won the golden medal comes from Jiangsu Province.
4) This is the best film ____________I have ever seen.
6.有时尽管先行词是物，但我们只能用which/that 中的一个。
只用that 的情况
先行词是不定代词all, much, something, everything, anything, nothing, none, the one etc.；先行词被only, any, few, little, no, all, one of, just, very等修饰时；先行词是序数词或被序数词所修饰时；先行词是最高级或被最高级修饰时
There is nothing_______ can be said about it. This is the best ___ we can be done now.
When we talk about Hangzhou, the first ________ came to our mind is the Westlake.
7考试重点难点：定语从句中谓语动词
1.She is one of the teachers who________ French. She is the only one of the teachers who _______French.
2.Children who/that ______ a lot of sugar get bad teeth.(eat)
3.The medicine we took ________(work) at last.
4.The words you should pay attention to ________(write) on the blackboard.
5.The day we looked forward to ________(come) at last.
Exercise：
1.I believe that he is the best football player ________ has ever played.
2.This is the factory in ________ my mother worked when she was young.
3.The third film _________Bruce acted in was made in 1946.
4.Who is the man ____is standing behind your father. A. which B. whom C. he D. that
5.The cars ________ in China sell well. A. which made B. that is made C. made D. are made
6.The pen ________cost nearly 100 yuan. A. which my father bought it B. my father is writing
C. my father bought
D. that he sent it to me
7.All ______ we need is enough money to carry on with our work.A. which B. what C. who D. /
8.The Summer Palace is one of the most beautiful parks _____built in the Qing Dynasty.
A . which was B. that was C. which were D. that were
9.The films which _________(direct) by Zhang Yimou are all worth watching.
10.He is one of the teachers who____________(be) to England before.
11.Do you know the American scientist who _______(invent) over 1000 things during his lifetime.
12.These who ______(learn) not only from books but through practice will succeed.
13.The car which ________(float) in the air can run at the speed of 500 kilometres per hour.
14.Kong Fanseng devoted himself to helping the people who ______(be) in need of help.
15.The robot that ______ (cook) now was designed by Mr Black.
用关系代词将下列句子连成一个复合句
16.The man is our Maths teacher. He wears a pair of glasses.
17.I love the present very much. Mother bought it for me.
18.I feel sorry for the people. They lost their lives in the earthquake.
19.I enjoyed reading the book. You gave me a book last week.
20.I spoke to the man. The man is a professor。
