1定语从句
专题1 定语从句

专题1定语从句框架结构图定语从句的句法功能及相关定义1.功能:相当于形容词,修饰名词或代词,在句中作定语。
2.位置:定语从句常置于被修饰词之后;as引导的非限制性定语从句可置于主句前、句中,也可置于主句之后。
Those who are for the plan raise your hands,please.As is known to us all,the earth is spinning around the sun.3.先行词:被定语从句修饰的词称为先行词。
先行词一般是名词和不定代词,如:some-,any-,every-,no-与-body,-thing的合成词或all,none,any,some,that,those等代词。
数词和人称代词也同样可作先行词。
4.关系词:连接先行词与从句的词叫关系词。
关系代词:who,whom,which,that,whose,as等。
关系副词:when,where,why等。
定语从句的核心考点1.确定关系词的步骤:(1)先找先行词,看先行词指的是什么。
(2)看关系词在从句中所充当的成分。
注意:先行词与关系词是等量关系。
(1)先行词在从句中作主语时,从句谓语动词的数由先行词而定。
This is the place which is worth visiting.(2)关系词在从句中充当了成分,其意思就是先行词的意义,所以在从句中不能重复其意。
There are many places we can visit in China.(visit后面不能再加many places/them)2.在定语从句中,当先行词指物时,下列情况的关系词用that而不用which:(1)当先行词是序数词或形容词最高级或被序数词、形容词最高级修饰时。
(2)先行词被all,every,no,some,any,little,much,the only,the very,few等修饰时。
定语从句(1)

定语从句一.定语从句的定义:所谓定语从句,就是用一个句子来做定语来修饰一个名词,其中被修饰的名词叫做先行词,连接先行词和从句之间(或者说引导定语从句)的词语叫做关系词,关系词分为关系代词和关系副词。
其中常见的关系代词有:that,which,who,whom,whose,as,but,than;常见的关系副词有:why,when,where.(注意:what,how,whether,if和特殊疑问词+ever不能引导定语从句)。
二.如何选择定语从句的连接词:首先明确先行词是什么,然后找到后面的从句,把从句单独拿出来分析,看一看先行词在句子中做什么成分,根据语法选择连接词。
Eg:He tried to escape from the prison that/which was builtin the Middle Age .分析:1.找先行词:prison 2.把prison放入从句中可以看到prison在从句中是做主语,即the prison was built in the Middle Age .而在定语从句中能充当主语的连接词一般情况下是that和which,于是就能选出连接词了。
三.连接词的用法:1.that:可以修饰人和物,在从句中作主语或宾语,表语,做宾语的时候一般情况下可以省略。
Eg: She is a girl who/that has long hair.(在从句中做主语) Is this the news (that)/which you wanted to tell me yesterday?(在从句中做宾语,可以省略that)He is no longer a kind-hearted man that he used to be(在从句中做表语)注意:1)that可以用于表示时间、地点、方式、理由的名词后取代when, where, why和"介词+ which"引导的定语从句,在口语中that常被省略,例如:His father died in the year (that / when / in which) he was born. 他父亲在他出生那年逝世了。
语法专题一:定语从句

语法专题一:定语从句1. 定语从句的几个基本概念:1) 先行词:即被定语从句修饰的名词或代词,通常位于定从的前面。
2) 先行词在从句中担当成份:根据不同成份,用相应的关系代词或关系副词。
3) 关系代词:即先行词在定从中作主、宾、表、定。
作主语:指物,则用that, which引导,且不能省略;指人,用that, who引导,不省略。
作宾语:即及物动词宾语和介词宾语:指物,用that, which引导,可省略;指人,用that, who, whom引导,可省略。
注意:如将介词提到了定从之首,先行词指人,只能用whom; 指物只能用which。
作表语:一般指人、指物皆用that, 可省略。
作定语:指人、指物皆用whose,不省略。
4) 关系副词:即先行词在定从中作状语,指时间用when, 地点用where, 原因用why,亦可用介词+which替代。
所谓作状语:即先行词不能直接放入从句中,需要有一个介词连接,而从句中却没有这个介词。
5) 非限制性定语从句:即用逗号与主句或先行词分开,用于补充说明。
(1) which: 用于指代先行词(物),或整个主句,不能省略。
(2) who / whom: 用于指代先行词(人),不能省略。
(3) all / some of + which / whom: 用于指代先行词的部分。
(4) as为关系代词,“正如、就像”的意思, 引导定从时可置于句首、句中或句末。
注意:在非限制性定从中,不能用that。
2. 一些特殊用法:1) 一般只用that引导从句的情况:(1) 限制性定语从句中,当先行词被强调,如被any, every, each, few, little, no, some, theonly, the very等修饰时;(2) 先行词是不定代词all, few, little, much, something, nothing, anything等时;(3) 先行词被序数词或形容词的最高级所修饰时;(4) 先行词既有人又有物时;(5) 当句中已有who时,为避免重复。
定语从句1

定语从句一、定语从句及相关概念1、定语从句(The Attributive Clause):在句中作定语,修饰某一名词或代词(甚至整个主句)的从句。
Mary is a beautiful girl 形容词作定语Mary is a girl (who has long hair).The girl (whom I met) is Lucy.The school (where I study) is far from my home.I still remember the day(when I came here).句子作定语, 叫做定语从句2、先行词(Antecedent):被定语从句所修饰的名词或代词或句子.3、关系词(Relatives)引导定语从句的词,并代替先行词在从句中担任一定的成分二、定语从句中关系词及其作用,定语从句关系词分两类:1 Relative Pronouns(关系代词):who , whom, which, that, whose, as2 Relative Adverbs(关系副词):when, where, why关系词的作用:1、指代作用:指代先行词;2、连接作用:连接主从句;3、成分作用:在从句中充当成分The man who lives next to us sells vegetables.I’ll never forget the days which we spent together.This is the house where I lived two years ago.Do you know the reason why she was late.1 .The man who came to our school is Mr. Wang.(主语)2. The girl whom I met is Lucy.(宾语)3. A child whose parents are dead is called Tom.(定语)4. I like the book which you bought yesterday.(宾语)5. China is not the country that used to be.(表语)6. I like the person to whom you just talked.(宾语)关系代词的用法练习,把下列两个句子合成一个1.The eggs were not fresh. I bought them yesterday.2. The friend was not hungry. He came to supper last night.3. He prefers the cheese. It comes from his parent’s farm.4. The noodles were delicious. You cooked them.5. I don’t like the people. They smoke a lot.6The teacher praised the student. His English is the best in our class.7The house is mine. The window of the house is broken.填入相应的关系代词1. The person _______you are waiting for has gone.2. I know a lady _______ father is a famous writer.3 Those______ collect stamps are very interested in the “First Day Covers4. The computer____ they use belongs to the school.5.The school ____ is five meters away will be rebuilt.6. I will never forget the days____ we studied together.四.限制性定语从句和非限制性定语从句1限制性定语从句对先行词起修饰限定作用,常和先行词紧密相连2 而非限制性定语从句是对先行词起补充说明作用, 非限制性定语从句中,先行词与定语从句往往有逗号隔开,非限制性定语从句相当于并列句、状语从句, 非限制性定语从句不能用that来引导, 非限制性定语从句常常用来修饰整个句子如:I want to see this man, who can speak English.He gave up the plan, which was a very good one.I met John, who told me the news.I will take this one, which seems to be the best one.He has two sons, who work in the same company.He has two sons who work in the same company.教师评价: 批阅日期。
1 定语从句:修饰一个名词或代词的从句称为定语从句,一般

injured in the accident?
【结论5】指人时,定语从句中的关系代词只能用
who的情况:
①当先行词是anyone, those时,只用who。
②有两个定语从句皆指人时,其中一个关系代词
已用that,另一个宜用who。
【完成例句】 (16)那个门破了的教室在二楼。 The classroom whose door / the door of which / of which the door is broken is on the second floor. 【结论6】whose可以指代人或物,在定语从句 中作定语, 后跟名词。指物时,whose + 名 词= of which +名词 = 名词+ of which。
known to all. (4)每家有台电视,30年前我们认为是不可能的,现 在实现了。
To own a TV set in each family, which we think was impossible 30 years ago, now has become true.
例如:Harry Potter is the most interesting novel that I have read. (that I have read是定语从句;novel 是先行词;that 是关系代词,代替先行词novel, 在从句中作have read的宾语。)
个主句,相当于and this或and that。二者的区别主 要在于:
①as引导的非限制性定语从句既可以在主句前, 也可以在主句后,有时还可以在插入句中,常带有 “正如……,正像……”的意思。而which引导的非 限制性定语从句只能放在主句之后,翻译成“这”。
定语从句(1)关系词用法

总结关系代词的用法:
关系词
关系 代词
that which who
whom
whose
关系 副词
when where
why
所修饰的先行词 人/物 物/事 人 人 人/物
时间名词 地点名词 原因名词(the reason)
在从句中所作的成分 主语、宾语、表语
主语、宾语 主语 宾语 定语
时间状语 地点状语 原因状语
定语从句
第1章 什么是定语?
什么是定语?
定语:简单来说就是一个形容词,它的作用就相 当于形容词的作用,用来修饰名词或者代词。
例如:delicious carrots
第2章 什么是定语从句?
什么是定语从句?
充当定语功能的句子称为定语从句。
例句:Those are oranges that I bought for kids.
(3) 当先行词前被最高级或序数词修饰时。 This is the most interesting book that I have ever read. 这是我读过最有趣的书。 This is the last chance that you have. 这是你拥有的最后一个机会。
(4) 当先行词既含有表示人的名词,又含有表示物的名词时。 They talked about the men and the things that they saw in the country. 他们谈到了在那个国家见到的人和事。
先行词 关系词
第4章
关系代词
关系代词:that的用法
翻译句子,并找出定语从句,分析关系词的作用 例句:She is the girl that helped us yesterday. The picture that we are studying is drawn by a girl.
定语从句1知识点总结

定语从句1知识点总结一、定语从句的定义定语从句(adjective clause)是一种修饰名词或代词的从句,用来限定这个名词或代词的含义。
定语从句通常由关系词引导,并且关系词在从句中充当某一成分的作用。
二、关系词的种类1.关系代词引导定语从句的关系代词有:who, whom, whose, which, that等。
- 用来修饰人的关系代词有:who, whom, whose- 用来修饰物的关系代词有:which, that2.关系副词引导定语从句的关系副词有:when, where, why, how等。
- when用来指代时间,where用来指代地点,why用来指代原因,how用来指代方式。
三、定语从句的位置1.定语从句可以放在先行词之后,例如:The man who is talking to my mother is a doctor.2.定语从句也可以放在先行词之前,例如:That is the man who is talking to my mother.3.定语从句还可以放在先行词之中,例如:The man who my mother is talking to is a doctor.四、定语从句的特点1.从句中所含的主谓结构要完整The book that I want to read is on the desk.2.从句中的主语和先行词相同The girl who is singing is my sister.3.从句中的关系词在从句中的作用The car which you bought is very expensive.五、在定语从句中关系词的省略在定语从句中,当关系词作为宾语或者介词宾语时,可以省略。
The book (that) I want to read is on the desk.The person (whom) I am talking about is my friend.六、定语从句的引导词用法1. who和whomWho用来指人,作主语或者宾语。
定语从句定义和用法

定语从句定义和用法定语从句是英语语法中的一个重要部分,它可以用来修饰名词或代词,进一步说明其特征或属性。
在英语中,定语从句的使用非常广泛,几乎在每个句子中都可以看到它的身影。
本文将从定义、用法、结构和注意事项等方面详细介绍定语从句。
一、定义定语从句是指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,用来进一步说明名词或代词的特征或属性。
定语从句通常放在被修饰的名词或代词后面,起到进一步说明的作用。
二、用法1. 修饰名词或代词定语从句的主要作用是修饰名词或代词,进一步说明其特征或属性。
例如:- The book that I bought yesterday is very interesting.(我昨天买的那本书非常有趣。
)- The girl who is standing over there is my sister.(站在那边的女孩是我的妹妹。
)2. 用来缩短句子定语从句可以用来缩短句子,使句子更加简洁明了。
例如:- The man who is wearing a hat is my father.(戴帽子的那个人是我父亲。
)- The car that I bought last year is very expensive.(我去年买的那辆车非常贵。
)3. 用来强调定语从句也可以用来强调某个名词或代词,使其更加突出。
例如:- It was the book that I bought yesterday that made me laugh.(正是我昨天买的那本书让我笑了。
)- It was the girl who is standing over there that I saw yesterday.(昨天我看到的就是站在那边的女孩。
)三、结构定语从句通常由关系代词或关系副词引导,关系代词包括who、whom、whose、which和that,关系副词包括when、where和why。
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1定语从句
大家还一定要多做梳理,查漏补缺,放眼全局,把复习过以及没复习到的地方梳理一遍,下面传媒研考小编整理了英语句法学与语法相关内容,了解一下。
从句就是一个主谓结构相当于整个句子(这样的句子叫复合句)中的一个成分,因此从句不能单独使用。
在复合句中修饰名词或代词、作定语的句子叫定语从句。
定语从句是中国人学英语最重要的难点之一。
其实定语从句很有规律,总结如下:在关系代词中that既可指人又可指物、既可作主语又可作宾语,因此,除了在非限定性定语从句中,用that一般不会出问题。
关系副词的用法比较单一,它们从句中只起状语的作用,表示时间的就用who门,表示地点的就用where,而why只修饰一个词,即reason。
定语从句所修饰的词叫“先行词”,因为它总是处在定语从句的前头,比定语从句先行一步。
引导定语从句的词叫关系词,包括关系代词和关系副词。
•关系代词:
who,which,that作从句的主语
whom,which,that作从句的宾语(可省略)
whose从句中作定语
以下情况只能用that,不能用which:
i.先行词为不定代词all, little, none,any,every,no,much, anything, nothing
ii. 先行词有最高级和序数词修饰时(包括: the only, the very, the same, the last, the next等)
iii.先行词既有人又有物的时候
以下情况只能用which,不能用that;
①引导非限制性定语从句(包括代表整个主句的意思时)
②介词+关系代词的结构中
•关系副词:
when指时间,在定语从句中作时间状语
where指地点,在定语从句中作地点状语
why指原因,在定语从句中作原因状语,只修饰reason。
如果用定语从句把两个句子合二为一:首先找出两个句子当中相同的部分,定语从句修饰的就是这一部分。
要把其中一个句子变成定语从句,就要把这句中相同的那个部分用一个关系词来代替;代替时,先看被代替的部分是指人还是指物、再看它作什么句成分。
指人并作主语的,就用who。
或that;指人并作宾语的,就用whom或that;指人并作定语的,就用whose。
指物并作主语的,就用which或that认指物并作宾语的,还是用which或that认是物并作定语的,就用whose或of which。
这样找好并替换以后,再把这个关系代词放到要变成定语从句的那个句子的最前面(被代替的部分不能再保留,其它的词语一律不变),这个句子就变成了定语从句。
然后,再把这个定语从句整个放在被修饰的词后面,最后,如果还有其它句子成分,就把它们放到定语从句的后面,就行了。
例如:
Have you found the book? You were looking for the book yesterday.
在这两个句子中,the book是相同的,定语从句修饰的就是the book。
把后面这一句变成定语从句,找个关系词来代替the book;在将要被变成定语从句的名子中,the book是物并作宾语,所以用which或that代替它。
然后把which或that放到本句的最前面,其它的词和语序一律不变。
这时,就成了"that/which you were looking for yesterday?”,再把这个定语从句整个放在被修饰的词后面,就成了“have you found the book that/which you were looking for yesterday?”定语从句就完成了,主句是问句,所以句末用问号。
that/which代替的是原句中的宾语,原句变成了从句,它们仍然作从句的宾语。
关系代词在从句中作宾语时可以
省略,因此上句又可变成“have you found the book you were looking for yesterday?”。
关系副词与此同理。
只是关系副词代替的是原句中的状语。
在被代替之前,这个状语中一定要含有一个与另一句相同的成分。
例如:This is the house where I was born and brought up. = I was born and brought up in the house. 在这两个句子中,in the house是句子里的地点状语,定语从句修饰的就是the house。
把后面这一句变成定语从句。
在将要被变成定语从句的句子中,in the house是地点状语,所以用where来代替它。
然后再把where放到本句的最前面,其它的词和语序来代替它。
然后再把where放到本句的最前面,其它的词和语序一律不变。
这时,就成了"where I was born and brought up"。
再把这个定语从句整个放在被修饰的词后面,就成了"This is the house where I was barn and brought up.”,定语从句就完成了,主句是陈述句,所以句末用句号。
Where代替的是原句中的状语,原句变成了从句,它就作从句的状语。
(1) The hotel is an artistic building. We'll stay in it.
……The hotel where we'll stay is an artistic building.
……The hotel (which/that) we'll stay in is an artistic building.
……The hotel in which we'll stay is an artistic building.
(2) Perhaps they' ve heard of the place. We went there for our holidays last time.
……Perhaps they' re heard of the place where we went for our holidays last time.
•定语从句
请大家照上面的例子,把下面变定语从句的步骤说出来(括号里的可以省略):
(3)They’re redecorating the room. A conference will be held in the room.
→They’re redecorating the room where a conference will be held.
→They’re redecorating the room (which /that) a conference will be held in.
→They’re redecorating the room in which a conference will be held.
那么,“介词+关系代词”是怎么回事呢?原来上面这个例句,还有一种做法:This is the house. I was born and brought up in the house.在这两个句子中,the house是相同的,定语从句修饰的就是the house 。
把后面这一句变成定语从句。
在将要被变成定语从句的句子中,the house表示物而且是介词in的宾语,所以用关系代词which或that来代替。
然后把which或that放到本句的最前面,其它的词和语序一律不变。
这时,后面这一句就成了“which/that I was born and brought up in”。
再把这个定语
从句整个放在被修饰的词后面,就成了“This is the house which/that I was born and brought up in”。
定语从句就完成了,主句是陈述句,所以句末用句号。
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