必修一 unit 4 Natural disastersDiscovering useful structures 定语从句课件（12张PPT)

(共12张PPT)
定语从句
什么是定语呢？
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定语是用来修饰、限定、说明名词或代词的品质与特征的。
The positions of the attribute:
（定语的位置）
This is a flower basket.
a lovely girl
the man standing under a tree
4. This is a basket full of flowers.
5. This is a basket which I want to put flowers in.
（单个的词作定语时通常放于被修饰词的前面，短语或从句作定语时通常放于被修饰词的后面。）
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什么是定语从句呢？
在英语中，修饰名词或代词的句子叫定语从句。
5
I like the apple which is the biggest.
The room that I live in is very big.
The boy who is smiling is Tom.
Yang Yang is an actor whom I like very much.
我喜欢这个最大的苹果。
我居住的房间很大。
正在微笑的男孩是汤姆。
杨洋是一名我非常喜欢的演员。
定语从句
先行词
定语从句
先行词
定语从句
先行词
定语从句
先行词
定语从句一定放在被修饰成分先行词之后。
定语从句由关系代词（that,which,who,whose,
whom)和关系副词（when,where,why）引导。
找一找定语从句
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This is the only book that you may like at my home.
2. He said that he had to leave.
3.There is a lady who wants to see you.
4. She is a good student.
5. The girl who is behind the tree is Kate.
这是在我家唯一一本你也许喜欢的书。
那有一位想见你的女士。
在树后面的女孩是Kate。
定语从句中如何使用关系代词
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如何选择关系词
主要观察先行词
which指物who指人
that可指人或物
关系若是表所属
whose用法不可无
I like the apple which is the biggest.
关系词
先行词
The girl whose name is Mary is my friend.
I like the book whose
cover(封面) is blue.
1. The song _________was sung by TF Boys
is very popular among the teenagers.
2. The man _________ spoke English was
my teacher.
3. The actress ______ name is Zheng Shuang
is famous.
4. I know a boy ______ father is an
actor.
5. He saw a house _____ windows were
all broken.
Fill in the blanks with who, whose, which ，that.
that/which
that/who
whose
whose
whose
5. All the apples ____ fall are eaten by
wild boars（野猪）.
6. This is the best hotel ____ I know.
7. They still remember the disaster ________ destroyed half of their town.
that
that
that/which
如果先行词是all，anything，something，nothing, everything, little和none 等不定代词，关系代词一般
用that。
如果先行词前有序数词或形容词最高级修饰时，关系代词用that。
9. Can you think of anyone ____ could
look after him
10.It was felt in Beijing, ______ is more than two hundred kilometers away.
which
引导非限制性定语从句时，关系代词用which（指物）或who（指人），不用that。
who
先行词为one、 ones、 anyone 或those指代人时， 通常只用who不用that。
2.Workers built shelters for survivors whose homes had been destroyed.
1.The women who lives next door is a teacher.
The woman is a teacher.
Workers built shelters for survivors.
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{
The woman lives next door.
The survivors’ homes had been destroyed.
2.The nurse is kind.
The nurse looks after my sister.
The nurse
is kind.
who/that looks after my sister
3.The teacher is Mr Zhou .
The teacher often makes us laugh in class.
The teacher
is Mr Zhou.
who often makes us laugh in class