资源简介

(共28张PPT)
Unit 2 Home
Sweet Home
人教版（2024）八年级上册
Section A What can you do for your home
Grammar Focus(3a-3c)
Learning objectives
Accurately distinguish the contextual differences when “can/could” are used to express “requests and permissions“；
1
2
3
4
Through creative dialogue to cultivate logical analysis ,creative thinking and transfer ability;
Be able to flexibly use “can/could” to make requests and respond to permissions in real - life scenarios;
Compare the differences Chinese and Western cultures ,Understand the cross - cultural commonalities of “polite communication”.
Section A
Grammar (3a-3e)
01
Boys and girls,in the last class,we learnt that Jim’s family was preparing for the arrival of his grandparents.Today,let’s see what will happen when the grandparents arrive at home.
Lead-in
Jim’s famly and his grandparents were walking on the way home.
Mary,could you please help me take my bag
No problem.
Helen,I want to drink some hot tea. Can you get it for me
Of course! Could I ask Mom to help She knows how you like your tea.
Sure.Peter,you can take Grandpa to see old photos first.
Dad,grandparents love these photos，could you help me hang up the photos
Sure.
Can I put some flowers on the table
Yes,good idea!
Could I hang out with my friends after lunch
Sorry,Jim,but you have to pack up your things first.
Could you please sweep the floor
OK,grandma.I'll do it at once.
立刻；马上
Review
Look and say
Could you please help me take my bag
Can you get it for me
Could I ask Mom to help
Could you help me hang up the photos
Can I put some flowers on the table
Could I hang out with my friends after lunch
Could you please sweep the floor
你可以......
我可以......
Could you / Can you ...
表示提出要求/请求
requests
Could I / Can I...
表示请求许可
permission
What are they doing
Happy Holiday 1 UNIT
H
Review
Grammar Focus
Could you please sweep the floor OK,Mum.I'll do it at once.
Could I hang out with my friends after lunch Sorry,Jim,but you have to pack up your things first.
Can I put some flowers on the table Yes,good idea!
Can you help me hang up the photos Sure./No problem!
3a
Read the questions with can or could.Notice how they are answered.Then write R for requests or P for permission next to each question.
R
R
P
P
more politely
How do we distinguish between”could”and “can”
answer
Presentation
Today,we are going to learn more about the grammar of “could”and “can”.Do you know which type of verbs they belong to
Presentation
modal
verb
Presentation
modal verb:could and can
情态动词can 和 could 可用于向对方提出请求，也可用于请求对方允许自己做某事。
它本身不能作谓语，必须和动词原形一起构成谓语。
01
02
03
用于提出要求或请求
用于请求许可
用于表示能力
Can/Could you (not)please..
Can/Could I(not)...
can:现在的能力
could:过去的能力
Presentation
modal verb:could and can
01
提出要求或请求
“Can/Could you please(not)... ”
“请你(不）……好吗 ”或“你能/ 可以（不） … … 吗 ”
answer
Yes,sure/of course.好的，当然可以。
No problem.没问题。
With pleasure.乐意帮忙。
Sure/Of course/Certainly.当然可以。
肯定回答
否定回答
Sorry,I can't.I have to...对不起，我不能。我得…… Sorry,I'm going to...对不起，我将……
I'm afraid I can't.I have to...恐怕不行。我得…… I’m afraid not.恐怕不行。
Presentation
modal verb:could and can
02
请求许可
“Can/Could I（not）... ”
“我能（不） … … 吗 ”
answer
Yes,you can.是的，你可以。
Of course you can.当然可以。
Yes,please.是的，去吧/用吧/……
肯定回答
否定回答
Sorry,you can't.
对不起，你不可以。
Sorry,I′m afraid you can't.
对不起，恐怕不行。
1
表示提出请求或请求许可(即请求别人允许自己做某事)时
could和 can都可以用，但could语气更委婉。
Could/Can I come in 我可以进来吗
2
对别人的请求给予许可时
一般只用can,而不用could
—Could I use your pen 我可以用你的钢笔吗
—Of course you can. 当然可以。
此处不能用could
Presentation
modal verb:could and can
03
表示能力
表示现在的能力用can
表示过去的能力用could
此时could 是can 的过去式
example
My sister can swim.
我的妹妹会游泳。
He couldn't answer the question at that time.
他当时不能回答那个问题。
Practice
activity 3b
3b
Choose the best question to complete each conversation.
A.Could you give me a ride to town now C.Mr Lake,can l use your toilet
B.Can I stay out until eleven
D.Could l use your computer
3. A:
B:No,you can't.You have a basketball game tomorrow, remember You need a
good rest.
1. A:
B:Of course you can.Let me show you the way.
2. A:
B:Yes,if you are careful with it.
4. A:Can I go to the movies
B: Of course.
A:
B:I can't.I have to do some
work now.
载我一程
待在外面
adv.直到
C
D
B
A
小心
去电影院
Presentation
activity 3c
3c
Make up conversations for each setting,using can or could.
You are at your friend's home.You want to call your parents,but your phone is dead.
You were sick at home yesterday.Your friend went to an English class and took notes.You want to know more about the class.
You are holding a large box.It is difficult to open the door.Your neighbour comes.
You and your classmates want to help clean up the community.Ask your classmates to bring gloves and rubbish bags.
adj.不运行的；死了的
take notes 做笔记
打扫
垃圾袋
You are at your friend's home.You want to call your parents,but your phone is dead.
Could I use your phone
Sure.
You were sick at home yesterday.Your friend went to an English class and took notes.You want to know more about the class.
Could you tell me something about yesterday's English class
Of course.
You are holding a large box.It is difficult to open the door.Your neighbour comes.
Could you help me open the door
Of course.
You and your classmates want to help clean up the community.Ask your classmates to bring gloves and rubbish bags.
Could you bring gloves and rubbish bags to clean up the community
Sure.
Pair work
Role-play
3c
Make up conversations and role-play it.
You are at your friend's home.You want to call your parents,but your phone is dead.
You were sick at home yesterday.Your friend went to an English class and took notes.You want to know more about the class.
You are holding a large box.It is difficult to open the door.Your neighbour comes.
You and your classmates want to help clean up the community.Ask your classmates to bring gloves and rubbish bags.
Show Time
Summary
Summary
Key words
Key phrases
Key sentences
toilet,until,careful ,rest,dead,community,rubbish...
sweep the floor,at once,hang out ,give me a ride....
——Could you give me a ride to town now
——I can't.I have to do some work now.
——Can I stay out until eleven
——Yes,if you are careful with it.
Homework
Homework
基础作业
提升作业
拓展作业
Summarize the key grammar points of this lesson.
Interview three people how to make polite requests and permision.
Make a poster about modal verb”could”and “can”.

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