人教版九年级下册 Unit9 定语从句 课件 (共27张PPT)

(共27张PPT)
定语从句
1.Who are the boys
2.What are the boys doing
1.The boys are our classmates.
2.The boys are playing basketball.
This is the bag
You’ll take all the rain.
The rain has watered my heart .
｛
This is the bag.
I’ve just bought the bag.
｛
which/that has watered my heart.
（作主语）
（which/that） I’ve just bought.
（作宾语）
You’ll take all the rain
小结
如果先行词是表示物的名词或代词，关系代词应用that或者which。(先行词在从句中作主语时关系词不可省略，作宾语时可以省略。)
You are the girl
｛
I like the film star.
The film star is very popular in China.
You are the girl.
We love the girl so really.
｛
I like the film star
( who/ whom/ that )we love so really.
who/that is very popular in China.
(作主语)
(作宾语）
小结
如果先行词是表示人的名词或代词，先行词在从句中作主语时关系词可以用who或者that，作宾语时可以用who，that或者whom，也可以省略。
You are the girl
表示所属关系时，用whose作定语。
You are the girl.
The girl’s heart is so silly.
｛
whose heart is so silly.
如何选择关系代词
（1）要判断出先行词
（2）要确定关系代词（即先行词）在从句中所担任的成分
（3）要确定关系代词的人称和数
The boys are our classmates.
The boys are playing basketball.
The boys who/that are playing basketball are our classmates.
You are the girl _____ heart is so silly.
You are the girl _____ we love so really.
When you go you’ll take all the rain ____ has watered my heart all the nights.
whose
whom
that
只能用that,不能用which的情况：
(1)先行词为all, everything, anything, something, nothing few, little, much, the one等不定代词时
eg. I have eaten all the food that is left.
eg. Do you have anything that is important to tell me
(2)先行词被形容词最高级所修饰或被the only, the very, the last, any , no, one of 等修饰时;
eg. Tom is the cleverest boy that I have ever known.
(3)先行词为数词或被序数词（含last)修饰时;
eg. You are the last person that I meet here.
(4)先行词是并列词组既有人又有物时;
eg. We often talk about the people and the things that we are interested in.
(5)在以who, which开头的句子中为了避免重复
eg. Which is the pen that you bought
口诀：不定代词这一伙，全用that准没错
先行词前有修饰，千万不能用which.
只能使用which 的情况
1.关系代词前有介词时；
eg. This is a house in which lives an old man.
2.先行词本身是 that 时；
eg. We have that which we need.
3.非限定定语从句.
eg. Mary has a book, which is very precious.
口诀:要有which别着急，
介词提前逗隔离
Exercise
The girl _______ wears glasses is listening carefully.
who/that
The girl ______ coat is red is good at English.
whose
The coat ___________ is on the sofa is our English teacher’s.
which/that
This is the classroom in _____ we studied for three years.
which
He has two dolls，_____ are from his parents.
which
Which is the bike _____ you lost
that
There is a cloud which/that is formed with rain in the wind.
There is a cloud in the wind.
The cloud is formed with rain.
There is a beautiful girl.
The girl’s name is Xiaowei.
There is a beautiful girl whose name is Xiaowei.
经典真题 直击中考
1.I prefer songs ____ popular.
A. that is B. that are C. who is
2. I like the singer ____ different kinds of music.
A. that play B. who plays C. whom plays
3. Do you like music ____ makes you excited
A. that B. what C. who
4. All the children like the teachers ____ can understand them.
A. who B. which C. what
5. Do you know the girl ____ is standing there - She is my little sister.
A. who B. whom C. which
6. Could you tell me something about Tim
Sure. He was an excellent student _____ we learnt much from. A.which B. / C. where
7.Don’t forget to bring the book ____ you bought last week. A. who B. when C. which D. what
Groupwork.
Can you tell us something about your best friend(Use the attributive clause). Then you can report it like this:
In my group, Mary's best friends is a ____ girl who/that has _____ hair , Tom's best friend is a ____ boy who is also good at ____
He who doesn’t reach the Great Wall is not a true man.
不到长城非好汉
Old Sayings
Everything is ready, and all that we need is an east wind.
万事俱备，只欠东风
He who laughs last laughs best.
笑到最后, 才笑得最好
Thank you!
Goodbye!