人教版(2019)必修第一册 Unit 4 Natural Disasters Discovering Useful Structures定语从句 课件(共18张)

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人教版(2019)必修第一册 Unit 4 Natural Disasters Discovering Useful Structures定语从句 课件(共18张)

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(共18张PPT)
定语从句
attributive clause
learning objectives:
By the end of the class, you will be able to :
1. learn the definition、structure and relative pronouns of restrictive relative clause
2. know how to use relative pronouns in restrictive relative clause
3. learn the special uses of “that”
1. definition What is restrictive relative clause
定语 从句
用作定语的从句
修饰名词或代词的从句
译为:……的,放在被修饰词后面
Lily is a girl who is very smart.
Lily told me everything that she knew.
The definitions 定 语 从 句 三概念
2. 先行词:
被修饰的词是_______和_______,称为先行词。
3. 关系词:引导________从句的词,称为关系词(也称关联词,连接词或引导词)。
名词
代词
定语
请划出句中的先行词、关系词及定语从句
The boy who broke the rules is called Tom.
boy
who
broke the rules
先行词
定语从句
关系词
关系代词
关系副词
who,which,that, whom,whose
when, where, why
关 系 代 词 三作用
The boy who broke the rules is called Tom.



替代先行词
引导定语从句
充当句子成分:
在定语从句中作句子成分
定 语 从 句 划 分 三步骤
The young lady who is standing over there
is our English teacher.
① 找出关系代词
who
② 确定先行词
③ 括出完整句(关系代词所在的句子并且分析所作成分)
1. The Tangshan earthquake was a terrible experience that my great-grandma cannot forget.
2. The couple(夫妻) who live next to us volunteered to help after the volcano erupted.
3. The supplies which were provided to the disaster area were collected from around the country.
4. Mr.Li is an architect whose designs for the new town have won praises.
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用[]标记下列句子中的定语从句
3. relative words 关系词
that\which\ who\ whom\whose
关系代词
关系副词
when\where\why
3. relative pronouns
从句缺成分 先行词 主语 宾语 表语 定语
指人
指物
that\who
that\who
whom\省
that
whose
that\which
that\which

that
which
whose
如何选择关系代词?
(who, whom, whose, which, that)
口诀:先看先行词,辨清人或物,
后看从句里,有无主宾语。
关系代词的基本用法
1. who指人,在定语从句中充当主语、宾语、表语
(1)I don't like the man who doesn't keep his word.遵守诺言
先行词
关系词,指人,在从句中做主语
(2)I'd really like to find a friend who I can trust.
先行词
关系词,指人,在从句中作宾语
2. whom指人,在定语从句中作宾语,可以省略,也可用who代替。
Rose is the person (who/whom) you should care about.
先行词
关系词,指人,在从句中作宾语
Rose is the person. You should care about her.
I'd really like to find a friend. I can trust him.
关系代词的基本用法
3. whose可以指人也可指物,在定语从句中充当定语。
(1)I know the person whose house was destroyed in the earthquake.
先行词
关系词,指人,在从句中做定语,所属关系
I know the person. His house was destroyed in the earthquake.
(2)He lives in a room whose window faces north.
关系词,指物,在从句中做定语,所属关系
先行词
He lives in a room. Its window faces north.
Exercise
1. Do you know the man_________ is talking with your mother
2. I like those books_________topics are about history.
who
whose
3. This is the girl_____________we talked about just now.
who/whom
This is a girl. We talked about her just now.
关系代词的基本用法
4. which指事物,在定语从句中充当主语宾语,作宾语时可以省略。
(1)The little girl is having an apple which is big and red.
先行词
关系词,指物,在从句中做主语
The little girl is having an apple. The apple is big and red.
(2)The young man was very happy to get back the gold ring (which) he had lost on the train.
先行词
关系词,指物,在从句中做宾语
The young man was very happy to get back the gold ring.
He had lost the gold ring on the train.
关系代词的基本用法
5. that可指人也可指事物,在定语从句中充当主语、宾语,作宾语时可以省略。习惯上指人时用who/whom,指物时用which。
(1)The number of people that/who come to visit this city each year reaches one million.
(2)The suitcase that/which lies on the ground is hers.
先行词
先行词
关系词,指人,在从句中作主语
关系词,指物,在从句中作主语
主句:The number of people reaches one million.
主句:The suitcase is hers.
做题步骤
1. 找出定语从句
2. 划出先行词
3. 判断从句缺何种成分
4. 得出关系词
1. Do you know the man __________spoke just now
2.I show him the letter______________I received today.
3.The girl _________________ we saw yesterday is Mary.
4. This is a book _______cover is blue.
5. I talked with the man ______house was destroyed.
6. Tom was shocked by the news_____________I told him.
7. The natural disasters __________ cause damage to people’s life are dangerous.
that\who
that\which\省
that\who\whom\省
whose
whose
that\which\省
that\which

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