初中定语从句基础篇
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先行词在从句中做主语，不可以省略关系代词。
12
练习：判断Who/that 在从句中担任主语还是宾语。
• I love singers who write their own songs
主语
• He is the man who I met yesterday.
宾语
• I like music that I can dance to.
Have you seen a book _____ cover is read?
A. that B. which C. whose D. what
14
定语从句几点注意：
（一）关系代词作主语时，从句的谓语动词的数 由先行词决定。
1 I have some friends that _a_r_e__(be) friendly. 2.Qiu Weizhe is a boy who_li_k_e_s(like) basketball
作宾语，可以省略.
• who－ 指_人__，作主语，不能省略；
作宾语，可以省略,（常用whom）
•that－ 可指_人__或__物_，作主语，不能省略；
作宾语，可以省略。
9
关系代词who / that的作用： a. 做代词，代替先行词 b. 在从句中担任句子成分：主语或宾语 c. 做连词，把主句和从句连接起来
7
I like the girl.
You are talking to the girl. 宾语
ห้องสมุดไป่ตู้宾语 I like the girl who(m) /that you are talking to .
关系词who /that在定语从句中作宾语时可以省掉
8
小结：
• which－指_物__，作主语，不能省略；
I love singers who write their own music.
10
注意 1. who 和 whom
The lady who/that is talking to my teacher is my mother. The lady who/whom/that my teacher is talking to is my mother.
先行词 关系词 定语从句 policeman.
3
先行词是人 (n.) + who /that+ 从句 先行词是物 (n.) + that / which+ 从句
关系词 关系代词: that, which, who, whom, whose
关系副词: when, where, why
4
I have an apple. An apple is red.
若将定语从句末尾的介词提到关系代词前，只能用which/whom, 构成：介词+whom / 介词+which
修饰先行词 friends
关系词who /that 在定语从句中作主语时不能省掉 6
I like the music.
I can dance to the music. 宾语
宾语 I like the music that/which I can dance to
关系词在定语从句中作宾语时可以省掉。
先行词在从句中做主语，用who/that 先行词在从句中做宾语，用who/whom/that who是主格，whom是宾格
11
注意 2. 什么时候可以省略关系代词
The girl who/whom is singing an English song is Tom’s sister. Mr. Liu is the person (who/whom/that) you talked about often. 总结：先行词在从句中做宾语，可以省略关系代词；
The boy, who is very tall, is my cousin. 在含有逗号的非限制性定语从句中，不能用that
17
5. 不能用that的情况
2) The woman who/whom/that my teacher is talking to is my mother.
= The woman to whom my teacher is talking is my mother.
宾语
• I prefer a sandwich that is really delicious.
主语
13
3. whose 作定语,表示所属关系。 The boy is my classmate. The boy’s father is a policeman. The boy whose father is a policeman is my classmate.
主语
主语
I have an apple that is red.
修饰先行词 an apple
关系词that在定语从句中作主语时不能省掉。 5
I like some friends.
主语
Some friends like sports.
主语 I like some friends who/that like sports.
4. I’ve never heard of the people and things that you talked about just now. 请自己总结哪四种情况只能用that
16
不能用that的情况 1) The girl who/that is standing there is my sister.
15
只能用that的几种情况 1. This is the first play that I have seen since I came here.
2. Everything that we saw in this film was true.
3. Who is the girl that is standing under the tree?
初中定语从句基础讲解
1
• 什么是定语从句呢？
修饰前面某一名词或代词的从句 叫定语从句。
结构： 先行词 + 关系词 + 句子
I love singers who write their own music.
先行词 关系词
定语从句
2
T_h_e_m__a_n w___h__o__li_v_e_s_n_e_x_t _to__us is a
12
练习：判断Who/that 在从句中担任主语还是宾语。
• I love singers who write their own songs
主语
• He is the man who I met yesterday.
宾语
• I like music that I can dance to.
Have you seen a book _____ cover is read?
A. that B. which C. whose D. what
14
定语从句几点注意：
（一）关系代词作主语时，从句的谓语动词的数 由先行词决定。
1 I have some friends that _a_r_e__(be) friendly. 2.Qiu Weizhe is a boy who_li_k_e_s(like) basketball
作宾语，可以省略.
• who－ 指_人__，作主语，不能省略；
作宾语，可以省略,（常用whom）
•that－ 可指_人__或__物_，作主语，不能省略；
作宾语，可以省略。
9
关系代词who / that的作用： a. 做代词，代替先行词 b. 在从句中担任句子成分：主语或宾语 c. 做连词，把主句和从句连接起来
7
I like the girl.
You are talking to the girl. 宾语
ห้องสมุดไป่ตู้宾语 I like the girl who(m) /that you are talking to .
关系词who /that在定语从句中作宾语时可以省掉
8
小结：
• which－指_物__，作主语，不能省略；
I love singers who write their own music.
10
注意 1. who 和 whom
The lady who/that is talking to my teacher is my mother. The lady who/whom/that my teacher is talking to is my mother.
先行词 关系词 定语从句 policeman.
3
先行词是人 (n.) + who /that+ 从句 先行词是物 (n.) + that / which+ 从句
关系词 关系代词: that, which, who, whom, whose
关系副词: when, where, why
4
I have an apple. An apple is red.
若将定语从句末尾的介词提到关系代词前，只能用which/whom, 构成：介词+whom / 介词+which
修饰先行词 friends
关系词who /that 在定语从句中作主语时不能省掉 6
I like the music.
I can dance to the music. 宾语
宾语 I like the music that/which I can dance to
关系词在定语从句中作宾语时可以省掉。
先行词在从句中做主语，用who/that 先行词在从句中做宾语，用who/whom/that who是主格，whom是宾格
11
注意 2. 什么时候可以省略关系代词
The girl who/whom is singing an English song is Tom’s sister. Mr. Liu is the person (who/whom/that) you talked about often. 总结：先行词在从句中做宾语，可以省略关系代词；
The boy, who is very tall, is my cousin. 在含有逗号的非限制性定语从句中，不能用that
17
5. 不能用that的情况
2) The woman who/whom/that my teacher is talking to is my mother.
= The woman to whom my teacher is talking is my mother.
宾语
• I prefer a sandwich that is really delicious.
主语
13
3. whose 作定语,表示所属关系。 The boy is my classmate. The boy’s father is a policeman. The boy whose father is a policeman is my classmate.
主语
主语
I have an apple that is red.
修饰先行词 an apple
关系词that在定语从句中作主语时不能省掉。 5
I like some friends.
主语
Some friends like sports.
主语 I like some friends who/that like sports.
4. I’ve never heard of the people and things that you talked about just now. 请自己总结哪四种情况只能用that
16
不能用that的情况 1) The girl who/that is standing there is my sister.
15
只能用that的几种情况 1. This is the first play that I have seen since I came here.
2. Everything that we saw in this film was true.
3. Who is the girl that is standing under the tree?
初中定语从句基础讲解
1
• 什么是定语从句呢？
修饰前面某一名词或代词的从句 叫定语从句。
结构： 先行词 + 关系词 + 句子
I love singers who write their own music.
先行词 关系词
定语从句
2
T_h_e_m__a_n w___h__o__li_v_e_s_n_e_x_t _to__us is a