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(共19张PPT)
Unit 5 Discovering Useful Structures
Restrictive relative clauses(2)
（一）定语从句的定义
在复合句中，修饰______或______的从句叫定语从句。被修饰的名词或代词叫________，引导定语从句的词叫________。关系词分为关系_____和关系_____两类
名词
代词
先行词
关系词
代词
副词
Task 1 Revision
（二）归纳关系代词及其用法
关系代词 用法
who
whom
whose
which
that
指人，在定语从句中可以充当主语或宾语
指人，在定语从句中作宾语
既可以指人，也可以指物，表示“所属”关系，在定语从句中作定语
指物，在定语从句中作主语或宾语
既可指人，也可指物，在定语从句中作主语或宾语，作宾语时可以省略。
（三）归纳关系代词只使用 that 的情况
1.先行词是everything, nothing, anything, something, much, little, none，all等不定代词时
2.先行词前有不定代词any, some, much, few, little, every, all，the only, the very 等修饰时
3.先行词被形容词最高级或序数词修饰
4.先行词中既有人又有物时
5. 主句以who或which开头的特殊疑问句。
（一）找出定语从句、关系词及关系词在从句中的充当的句子成分。
1. It was a time when people were divided geographically.
2. Emperor Qinshihuang united the seven major states into one unified country where the Chinese writing system began to develop in one direction.
3. There are many reasons why people learn a foreign language.
4. These were animal bones and shells on which symbols were carved by ancient Chinese people.
5. We have reached a point where a changed is neened.
Task 2 关系副词及其用法
状语
状语
状语
状语
状语
（二）归纳关系副词及其用法
关系副词 用法
when
where
why
指时间，在定语从句中可以充当状语
指地点，在定语从句中作状语
指原因，在定语从句中作状语
注意：一些表示抽象地点的名词，如 point，case，position，condition，situation等 用where 引导
（三）用正确的关系副词填空。
1. I cannot forget the day _______I first saw you.
2. This is the house________ they lived a week ago.
3. The reason _____I don't trust him is that he often tells lies.
4. Today, we’ll discuss a number of cases ________ beginners of English fail to use the language properly.
when
where
why
where
（四）用含有关系副词引导的定语从句合并下列句子
1．I'll never forget the days.We studied together then.
→__________________________________
2. Give me one good reason.I should help you for the reason.
→___________________________________
3．She is going to live in China.She has some close friends in China.
→___________________________________
She is going to live in China where she has some close friends.
I'll never forget the days when we studied together.
Give me one good reason why I should help you.
Task 3 关系副词引导的定语从句注意事项
（一）观察例句，总结用法
1. Do you remember the days when we chatted with each other all night
2. Do you remember the days that/which we spent studying together in the classroom
3. I don't know the reason why he didn't turn to his good friend for help yesterday.
4. We won't accept the reason that/which you have given.
5. Can you recognize the house where you used to live with your parents
6.Can you recognise the house that/which Tom sold three years ago
（二）关系副词引导的定语从句注意事项
表示时间、地点及原因的名词作先行词时，先行词在定语从句中作状语时，应用关系副词；若先行词在定语从句中作主语或宾语时，则应用关系代词。
方法：分析从句句子成分
（三）用适当的关系词填空
I still remember the day ______I first came to Beijing.
2. This is the hospital __________ we
visited yesterday.
3. This is the hospital ______ we paid a
visit yesterday.
4. That is the reason ______ I did the job.
when
that/ which
where
why
（一）观察例句，总结用法。
1. It was a time at which (when) people were divided geographically.
2. There are many reasons for which (why) people learn a foreign language.
3. These were animal bones and shells on which (where) symbols were carved by ancient Chinese people.
4. Yesterday we visited the West Lake for which (where) Hangzhou is famous.
Task 4 介词+关系代词= 关系副词
总结： 介词+which = when/where
for +which = why
(二)选用介词的依据
1. 根据定语从句中谓语动词的搭配习惯(即固定短语)。
(1)Yesterday we visited the West Lake for which Hangzhou is famous.
(2) He is the student from whom we should learn.
2. 根据句子的意思来选择。
(1) Do you remember the days on which we chatted with each other all night
(2) Can you recognize the house in which you used to live with your parents
on the day
be famous for
learn from
in the house
(三) 介词+which/ whom
1. This is the camera with which he often takes photos.
2. The old woman with whom you talked just now is a famous artist.
总结：
如果指“人”，用“介词＋whom”
如果指“物”，用“介词＋which”
（四）练习：用适当的介词或关系代词填空。
1. I will never forget the day _____which I joined the army.
2. Do you like the singer about _________ she often talks.
3. The moment _____which I made the decision is exciting.
4. Have you found the book from ______ we learnt a lot
5. Do you know the reason _____ which he lost the job
on
whom
at
which
for
conclusion
1.关系副词及其用法
2.关系副词引导的定语从句注意事项
3.介词+关系代词= 关系副词
4.介词+which/ whom
追踪练习
单句语法填空
1．We visited the house ________ the famous scientist once lived.
2．The photo reminded me of the days ________ I played hide－and－seek with my sisters.
3．This is the primary school ________ which both my brother and I stayed for six years.
4．It was a period ________ they met very frequently.
5．We have come to a point ________ everyone has different opinions and it is difficult to reach an agreement.
where
when
in/at
when
where
6．One of the reasons ______ he was refused in the interview was that his spoken English was terrible.
7．I'll never forget the time ________ we spent together in the army camp.
8．I'll never forget the day ________ I joined the League.
9．Miss Liu is an excellent teacher ________ whom I have learned a lot.
10．The Smiths have two children, both of ________ work in New York.
why
that/which
when
from
whom

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