定语可以由形容词、名词、代词、分词、不定式以及介词短语等来担任，也可以由一个句子来充当，充当定语功能的句子称为定语从句。
He has passed the driving test, which surprises all of us. (which替代前面所叙述的事情) 先行词
②关系代词：在从句中做 主，宾，表，定（that/which/who/whom/whose/as）
③关系副词：在从句中作状语(When/where/why)
He is a teacher who works at our school.
2.非限制性定语从句：对先行词起补充说明作用(先行词与定语从句之间有逗号隔开)
Beijing, which is the capital of China, is a beautiful city with a long history.
He has two sons, who work in the same company.
He has two sons who work in the same company.
(Perhaps he has two more sons)
She is the girl (whom / that) I loved before. (可以省略whom/that)
He is no longer the boy (that) he used to be. (可以省略that)
(3)关系代词作介词宾语，介词在从句句尾时可以省略
Housing price is a problem (that/which) people are interested in.
Housing price is a problem in which people are interested.（此时只能用which且不能省略）
Who is the man that is shouting there?
She is not the girl that she used to be.
③先行词被the very, the right, the only修饰
This is the very person that we are looking for.
①先行词是one, ones, anybody, all, none, those 等
Those who want to go to the cinema will have to wait at the gate of the school.
②句子中有两个定语从句,一个用了that,另外一个用who
Who is the boy that won the gold medal?
There are many young men who are against him.
Tom, who is my best friend, has gone abroad to study.
She lost the game, which depressed her greatly.
The pen with which you write is Jack’s.
③先行词是that或定语从句中套定语从句,一个关系词用that,另一个用which.
Let me show you the novel that I borrowed from the library which is newly open to us.
①先行词是不定代词如all, little, few, much,anything, everything, nothing, none, no one等
She did all that she could to help us.
②先行词被all, every, no, some, little, much, the only, he very, the right，the last等所修饰时
This is the very book that I want.
She described in her compositions the people and he places that impressed her most.
This is the best book that I have ever read.
This is the first film that I’ve seen since I came here.
⑤定语从句中套定语从句，其中一个关系词以用which, 另外一个用that
He built a factory which produced things that had never been seen before.
⑥当主句的主语是疑问词which,另一个用that
Who is the person that is standing at the gate?
(1)As 既可以引导限制性定语从句也可以用于非限定性定句中充当主语，宾语，表语等。
常用于以下句型当中：Such/so….. as…. 像…..一样 the same …. as… 和…...同样的
A computer is so useful a machine as we can use everyday.
He is not the same man as he was.
(2)引导非限制性定语从句，此时译为“正如，像”等。可以放在句首，句中或句末。
As I remember, there were a net bar here.
Taiwan is an inseparable part of China, as is known to all.
★the same as...和the same that...引导定语从句的区别
This is the same bike that I lost yesterday. (同一事物)
This is the same bike as I lost yesterday. （同类事物）
(1)When 在定语从句中做时间状语，先行词为表示时间的time, day等
I still remember the day when I first came to Beijing. (when=on which)
(2)Where 在定语从句中做地点状语，先行词为表地点的place, spot等
Can you tell me the office where he works?
(3)Why 在定语从句中做原因状语，先行词只有reason.
I don’t want to listen to any reason why you were absent.
★ Where引导的定语从句还可以修饰抽象空间的名词如case(情形)，situation, position(位置),stage (阶段)，point（地步）等
What are the situations where body language is the only form of communication?
在哪些情况下身体语言是唯一的沟通方式。(此时where = in which)
(1)way在定语从句中做状语时的三种引导方式 that / in which / 不填
The way in which / that / 不填 he explains the sentence to us is quite simple.
比较：The way which /that/不填 he told to us was quite simple.
time表示“次数”时，用关系代词that引导定语从句
This is the first time that the president has visited the country.
time作“一段时间” 讲时，应用关系副词when
This was the time when there were no radios, no telephones or no TV sets
★此时when = during which 在..期间
(3)先行词reason当在定语从句中作状语时，定语从句的4种引导方式 why/for which/that/不填
This is the reason why/for which/that/不填 he can not come here.
比较：Is this the reason that/which/不填he explained to us for his absence from the conference.
★reason 在定语从句中做explain的宾语
★该结构的关系代词只有两种即 介词+which（指物） 介词+whom（指人）
This is the book on which I spent $ 8.
This is the book for which I paid $ 8.
I remember the days during which I lived there.
I remember the day on which I graduated from university.
The colorless gas without which we can’t live is called oxygen.
(4)英语中为了强调某一名词，不定式前面也可以加上关系代词。
Here is the money with which to buy the piano.
She is the right person on whom to depend
The person (whom/who/that) you will write to is Todd.
②有些含有介词的动词短语介词不能提前如look for/after; take care of; send for; hear from/of/about deal with等
This is the baby that you will look after.
(1)当先行词是 one of + 复数名词，定语从句的位于动词要用复数形式
The Great Wall is one of the world-famous buildings that draw lots of visitor every year.
(2)当先行词是 the only + one of +复数名词，从句谓语用单数形式
The Great Wall is the only one of the buildings on the earth that is seen from the moon.
(3)先行词如果是整个句子，定语从句的谓语动词用单数
Great changes have taken place in China, as is known to all.
He has passed the driving test, which surprises all of us.
The girl (who is) dancing now just returned from Taiwan.
I love the stories (which were) written by Hemingway.
The man (who stands) standing there is my friend.
温馨提示：推广的内容如有侵权，请您告知我们会在第一时间处理或撤销；互联网是一个资源共享的生态圈，我们崇尚分享。
推荐初高中生学习平板电脑（家教机）一台好的英语学习机一定是孩子自主学习的好帮手、拥有趣味学习的灵魂、具备因材施教精准学的逻辑、涵盖海量资源应有尽有的福利、实现减负增效一步到位的心声。奇速通英语学习机不仅能对中小学生进行英语听说读写诊断，还能帮助孩子尽快适应新学期节奏，激发出孩子们英语单次阅读的学习兴趣。既解决了家长辅导孩子学习之苦，也能进一步提高孩子孩子的学习动力。
适用于家庭首选（书房变培训班），目前无培训班而选择奇速通就相当于把专业和优质的英语教育资源请回家。适用于双减机构转型（可合作代理），目前90%以上的代理商都是孩子受益于奇速通的，于是分享和推广奇速通，所以只要你认可奇速通的理念，看好教育事业，同时你有梦想，有目标，有执行力，就可以订购当校长。
建议初高中生每天抽出10分钟，提升英语阅读素养。
奇速英语时文阅读小程序
这是一款可以随时随地阅读英语的时文阅读软件。
不论你是读小学、初中或高中各年级；
不论你想读记叙文、应用文、议论文、说明文；
不论你想读哪种题型；
不用担心难易程度；
不用去上培训班 ；
英语时文分级读、看世界、学英语。
超100个英语阅读热点话题；
每天实时更新热点文章；
超8000篇原创阅读文章个性化选择。
这款英语阅读软件题材选材同源外报外刊。
需要体验添加老师微信：17760376675
【特别预告】
奇速英语—基于大数据技术的个性化学习！30篇文章突破英语词汇阅读系列（考研/职教/普教/成人)全部上线，欢迎购买学习、合作代理。
小学初中段：
1.词汇演讲口才拓展训练营（线上课程/线下冬令营）
2.中级英语阅读素养训练营（线上课程/线下冬令营）
3.英语时文分级阅读（软件+月刊）
高中段：
1.高中一本小说24个故事速记3500词汇（线上课程/线下冬令营）
2.高中快速阅读写作营（线上课程/线下冬令营）
3.英语时文分级阅读（软件+月刊）
【温馨提醒】奇速英语线上营，线上学习可全免费参加下期线下冬夏令营，也可以咨询老师17760376675（微信同号）
注：图文整理源于网络，如有侵权请联系我们删除！
