二、当先行词被序数词修饰时。如：
This is the first place that I've ever visited.
三、当先行词被the very, the only，the same等词修饰时。如：
This is the only book that I need .
四、当先行词被不定代词all,any,no,little,many,much修饰时。如
当他小的时候，他经常去滑冰。 When he was young, he often went skating. 每天在他睡觉之前，他通常练习弹钢琴 He often practices playing the piano before he goes to bed.
条件状语从句
表示假设，用if（如果）,unless, as long as 引导. 不能用将来时，主将从现
Adverbial Clauses
时间状语从句
地点状语从句
条件状语从句 原因状语从句
结果状语从句
目的状语从句
比较状语从句
让步状语从句 方式状语从句
时间状语从句 Adverbial Clauses of Time
位置
放在主句之后或之前，修饰动词
连词 when, while, before, after, as soon as, until,
Will you come if it doesn’t rain?
地点状语从句
表示地点，用where, wherever 引导
Wherever you go, I will go with you. Where there is a will, there is a way.
原因状语从句
表示原因，由连词because, since, as, for 引导
since，as, by the time, whenever
时态
主从句时态一致， 三种情况
直到 我一到北京，我就将打电话给你。
As soon as I get to Beijing,I will call you. 正当我走在街上，我遇到了一位老朋友。
While I was walking along the street, I met an old friend.
I’m reading a book, which is about pollution. The book which (that) I bought yesterday is Interesting.
二、 “介词＋关系代词“介词前置结构中 ，关系代词只可用 whom或 which,不可用 that 。
Even though you say so, I don’t believe you.
方式状语从句
表示方式，由as, as if, as though 引导
We should do as the teacher said.
She spoke to me as if she knew me.
关系代词只能用which而不能用that的情况 一、非限制性定语从句中，不能用关系代词that, 关系代词只可用 which ,who 例如：
我问麦克他是否看过这部电影
I asked Mike if he had seen the film. 他说他将尽最大努力去帮助地球
She said she would try her best to help the earth
医生问麦克怎么了。 The doctor asked what was wrong with Mike.
(定语从句)
We talk about him.（宾语） We talk about it. （宾语） We talk about what to do. （宾语）
We talk about swimming .（宾语）
We talk about what he said. （宾语从句）
His father works in a factory that makes TV sets. 定语从句 He told me that he would be a volunteer

Here is all the money that I have.
五、当先行词为不定代词anything, everything, any, little, few, much, all, none等时。如
Here is something that I will tell you.
六、先行词为the one时，如
that－－宾语从句为陈述句语气 She told me that she would be a volunteer.
if/ whether－－宾语从句为一般疑问语气 I asked him if he would come on time.
特殊疑问词－－宾语从句为特殊疑问语气 Could you tell me what he said just now?
Is it the one that you want?
七、当先行词包含了人和事物两方面的含义时。如： They talked of things and persons that they remembered at school. 八、当主句是以who,which开头的特殊疑问时。
Which is the book that he bought yesterday?
The Palace Museum is bigger than I imagined.
让步状语从句
表示让步，由although ，even though ， whatever, whenever, wherever引导 Although 不可和but 连用，但可和yet连用
Although he couldn’t walk, he didn’t stop studying.
定语从句 放在名词代词之后，修饰名词代词 位 置 宾语从句 放在动词、介词、某些be+adj.结构之后
用 法 时间状语从句
放在主句之后或之前，修饰动词
定语从句The Attributive Clause 位置
放在名词代词之后，修饰先行词
关系代词 指人用who, that,whom,whose
指物用which,that
宾语从句时态
主句为一般现在时，从句可以为任何时态
I know that Jim has been here for three days.
主句为一般过去时，从句必须为有关过去的时态 主句任意时态，从句为客观真理，永远用一般现在时
She told me that she had watched the movie . He said that the earth goes around the sun.
宾语从句
I asked him when he visited the Ice and Snow World. 宾语从句 Mike took many photos when he visited the Palace Museum. 时间状语
定语从句 The Attributive Clause 宾语从句 The Object Clause 状语从句 Adverbial Clauses
This is the room which I live in .(作宾语)
关系副词引导定语从句必须在从句中充当状语
This is the room where I live. (作状语) This is the room in which I live. This is the place _________I visited last year.
英语从句 English Clauses
The tall boy is my best friend.(定语)
The boy in blue is my best friend. (定语)
The boy playing basketball is my best friend. (定语)
The girl who is in red is my sister.
3. 这是我将永远不会忘记的地方 This is the place ____I will never forget 4. 澳大利亚是唯一的我想要去的地方 Australia is the only place ____I want to go to.
关系代词与关系副词的区别：
关系代词引导定语从句必须在从句中充当主语或宾语
主将从现－表将来
I will tell you the news as soon as I know it.
主过从过－表过去
She met Susan when she got to school.
主现从现－表现在
He often brushes his teeth before he
goes to bed.
I won’t go with you because I am busy doing my homework.
目的状语从句
表达动作的目的，用so that/ in order that 引导
We study hard so that we can have a good future.
结果状语从句
The city ________I have been is Beijing.
宾语从句 The Object Clause
位置 动词、介词、be＋adj.结构之后 语序 陈述句语序 (连接词+主语+谓语) 连接词
三种 主从句时态要呼应
时态
你能告诉我你最喜欢那门学科吗？ Could you tell me which subject you like best ?