文档介绍：Which one is Harry Porter ?
The boy _______________________ is Harry Porter .
who is wearing glasses
定语从句
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定语从句
一、概念: 在复合句中修饰名词或代词的句子.
(在句子中作定语)
(Attributive clause)
Harry Porter is a smart boy.
Harry Porter is a boy who has magic power.
形容词作定语
句子作定语,修饰boy, 叫做定语从句
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Harry Porter is a boy who has magic power.
先行词
关系词
定语从句
关系代词
关系副词
which, who, whom, whose, that
where, when，why
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二、用法:
These are the trees which / that were planted last year.
先
行
词
是
人
关系代词:
who
whom
whose
that
which
先行词是物
These are the students who / that won the first place last year.
引导定语从句的关系代词
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Have a try
指出关系代词（副词）在定语从句中的成份：
man who came to our school is Mr. Wang.
( )
girl (whom) I met is Lucy. ( )
child whose parents are dead is called Tom.
( )
like the book (which) you bought yesterday.
( )
主语
宾语
定语
宾语
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主语
宾语
定语
指人
who
that
whom（优先）
who
that
whose
（of whom）
指物
Which
that
Which
that
Whose
(of which)
指人和物
that
that
whose
（一）引导定语从句的关系代词
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1. who, whom, whose, that 用法区别.
① who 作定语从句的主语或宾语.
The man who is speaking at the meeting is a worker.
The man is a worker.
The man is speaking at the meeting.
分解
作主语
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② whom 作定语从句的宾语
The woman whom they wanted to visit is a teacher.
The woman is a teacher.
They wanted to visit the woman.
分解
作宾语
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③ that 可以作定语从句的主语和宾语.
The woman (whom / that) they wanted to visit is a teacher.
可省略
The man who / that is speaking at the meeting is a worker.
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④ whose 作定语从句的定语
(whose既可以指人，也可以