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(共22张PPT)
（人教版2019）高中英语
必修一
Discovering Useful Structures
Natural Disasters
Unit 4
Learning Objectives
At the end of this class, you will be able to:
understand the function and structure of restrictive relative clause;
use“that, which, who, whom or whose” properly ;
Describe pictures with restrictive relative clauses.
Leading-in
watch a video of rescue
What is the dog doing
What happened to people
Talk about “dogs”
What is the dog doing
What happened to people
The dog is searching people.
People are buried in the ruins.
So The dog is searching people who are buried in the ruins.
What kind of clause
Restrictive relative clause
1. 定语从句的位置及结构
Antecedent
先行词
restrictive relative clause
(限制性定语从句）
Relative pronoun
关系代词
e.g. This is the car (which I bought last year.)
被定语从句所修
饰的名词或代词。
1.连接作用，连接主从句；
2.指代先行词，甚至整个主句；
3.在从句中充当句子成分。
Grammatical exploration语法探究
定语从句一定放在先行词之后(被修饰的名词或代词)。
定语从句结构：先行词+关系词+从句
定语从句：在复合句中，修饰某一名词或代词的从句，其作用相当于形容词。(充当定语的从句)
先行词：被定语从句修饰的名词或代词。
关系词：引导定语从句的词。（引导词）
relative
pronoun
refer to
function
that
which
who
whom
whose
关系代词Relative pronoun
things物
people人
people人
one’s （人/物的
things’/people’s
people人/things物 subject主语/object宾语
relative pronoun subject主语/object宾语
subject主语/object宾语
object宾语
attribute定语
erupted.
Observe, Discover and Conclude P52
划出下列句子中的定语从句，圈出先行词，关系词。
先行词
①The Tangshan earthquake was a terrible experience that my great-
grandma cannot forget.
②The couple who live next to us volunteered to help after the volcano
先行词
先行词
先行词
③The supplies which were provided to the disaster area were collected
from around the country.
④Mr Li is an architect whose designs for the new town have won praise.
⑤Adoctor with whom James used to work died in the 2016 earthquake in
Ecuador.先行词
如何选择关系代词？
口诀：瞻前顾后
前看先行词，辨清人或物，
后看从句里，有无主宾语。
who/that
×
I met a man ________________ can speak six languages.
antecedent
2. I love China ________is a wonderful country.
5. This is the book _________I want to read.
6. This is the place_________everyone wants to visit.
8. I like this song________ Tom is listening to.
9. This is the scientist_________achievements are famous.
Practice 即学即练
1. I met Lily _______is a beautiful girl.
3. I love the girl_________eyes are beautiful.
4. He has two sons_______work in the same company.
7. This is the house _________window broke last night.
who/that
which/that
who/that
which/that
whose
whose
whose
which/that
which/that
Activity 1 Fill in the blanks with correct relative pronouns.
Complete each sentence and translate the sentences
into Chinese. (P52)
1. Here are some of the people________ homes were destroyed by the typhoon.
whose
people’s 有些人的家园被台风摧毁了。
___
2. The terrible shaking of the building woke up all the people who were asleep.
the people
建筑物可怕的摇晃把人们从睡梦中惊醒。
they could find.
3. The next day, people put up shelters in the open air using anything _____/
that;
不定代词
第二天，人们用他们能找到的一切东西在户外搭建避难所。
Activity 2
____ _____
4. Several days later, most of the buildings that/which had
the buildings
been damaged by the hurricane were repaired.
几天以后，大多数被飓风破坏的建筑物得到了修缮。
5. The injured boy _______ mother was lost in the disaster was taken to the
hospital.
whose
the boy’s
那个在灾难中失去了母亲的受伤男孩被送去了医院。
6. The woman wrote a thank-you letter to the soldier by ______ she was
rescued.
the soldier
whom
这位女士给营救她的战士写了一封感谢信。
7. Is this the young boy _________ saved several other students
trapped under buildings
这是从建筑物中拯救了几个别的学生的年轻男孩吗？
The book
1. 瞻前
2. 顾后
Practice 即学即练
Activity 3 Combine the two sentences into one.
I like the book.
The book is very interesting.
I like the book. that/which is very interesting.
She
My sister is twenty.
She works in a bank.
My sister is twenty. that/who
works in a bank .
My sister who is twenty works in a bank.
This is the man.
His job is a doctor.
His
This is the man. whose job is a doctor.
Describe the picture.
1. Who is the woman
2.What is she doing
3.What happened to the baby
A rescue worker is feeding the baby who survived the earthquake.
The woman who is feeding the baby is a rescue worker.
OR
Describe the picture.
1. What is the dog’s job
2.Why is the dog part of the rescue team
The dog is searching people who are buried in the ruins.
OR
The dog whose job is to search people has an incredible sense of smell.
Describe the picture.
1.What are the soldiers doing
2.Who are the tents for
The soldiers are putting up tents for the people whose city
was destroyed by the earthquake.
Homework
Thanks for listening！
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