资源简介

(共21张PPT)
Section A Grammar Focus-4c
Unit 1
Could you please clean your room
情 境 导 入
Lead-in
go out for dinner
get something to drink
take the dog for a walk
take out the rubbish
新 课 探 究
While-reading
Grammar Focus
新课探究
新 课 探 究
While-reading
Grammar Focus
新课探究
在表示请求帮助或请求允许的疑问句中，我们常用could代替can， 以表示礼貌、委婉或不确定的语气。不能把could 看作为can 的过去式。
新 课 探 究
While-reading
Grammar Focus
新课探究
1. could表示请求，语气委婉，显得有礼貌。
Could you please clean your room
肯定回答：Yes, I can.
Yes, sure. / Yes, of course.
否定回答： Sorry, I can’t. I have to do my homework.
2. could表示请求许可，希望得到允许。
Could I go to the movies
肯定回答：Yes, you can.
Yes, sure. 当然可以。
否定回答：No, you can’t. 不，不行。
新 课 探 究
While-reading
Grammar Focus
新课探究
3. could与can的区别
could与can都是情态动词，could是can的过去式。
二者都可用于表示请求，但是用法稍有不同。
can表示一般性的请求，语气随便，常用于熟人之间或长辈对晚辈、上级对下级的场合；
e.g. Can you tell us your story, Tony
could表示有礼貌的请求，语气委婉，常用于非熟人之间或晚辈对长辈、下级对上级的场合。
e.g. —Could you tell us if it snows in winter in Australia
—Sure.
新 课 探 究
While-reading
Grammar Focus
新课探究
—Could you please …？
Yes, I can.
All right.
“Yes” Sure.
No problem.
Certainly.
No , I can’t.
I have to …
Sorry, I can’t.
I have to …
“No”
新 课 探 究
While-reading
Grammar Focus
新课探究
a. Yes, here you are.
b. Hmm. How much do you need
c. Yes, sure. No problem. I finished
reading it last night.
d. Yes, but don’t come back too late.
e. No, I can’t. I cut my finger and
I’m trying not to get it wet.
Write R for requests and P for permission. Then match each one with the correct response.
1. ___ Could I hang out with my
friends after the movie
2. ___ Could you please pass me the
salt
3. ___ Could I borrow that book
4. ___ Could you help me do the
dishes
5. ___ Could you lend me some
money
P
P
R
R
R
新 课 探 究
While-reading
Grammar Focus
新课探究
Fill in the blanks in the conversation.
A: I hate to ________ chores.
B: Well, I hate some chores too, but I like other chores.
A: Really Great! ________ I ask you to ________ me with some
chores then
B: What do you need help with
A: ________ you please ________ my clothes for me
B: I don’t want to do that! It’s boring!
Could
fold
help
do
Could
A: OK. Then ______ you _______ do the dishes for me
B: Sure, no problem. But _______ we go to the movies after that
A: Sure. I’ll finish my homework while you help me with the dishes.
Then we can go to the movies.
please
could
could
新 课 探 究
While-reading
Grammar Focus
新课探究
B: I don’t like doing the dishes because it’s boring.
Make a list of the chores you do.
clean the bike
do the dishes
clean the rooms
fold the clothes
take out the trash
sweep the floor
cook the dinner
like
be outside
don’t like
boring
A: I like cleaning the bike because I can be outside.
新 课 探 究
While-reading
Grammar Focus
新课探究
If we are going to have a camping trip, what should we
do before the trip
新 课 探 究
While-reading
Grammar Focus
新课探究
What should we do before the trip
buy some drinks
buy some food
take some clothes
bring a tent
take an umbrella
take a rubbish bag
bring a camera
prepare some programs
新 课 探 究
While-reading
Grammar Focus
新课探究
Make a list of things your group needs to do for a camping trip. Then discuss who will do them and complete the chart.
A: Could you please bring a
tent, Liu Chang
B: Sure. And could you
please …
C: Sorry, I can’t. I have to …
新 课 探 究
While-reading
Grammar Focus
新课探究
( )1. Could I do my homework later, please
( )2. Dad, could I go to my uncle’s house after school
tonight
I. 将以下问句与答语相匹配
C
E
新 课 探 究
While-reading
Grammar Focus
新课探究
( )3. Could you come and help with the party
( )4. Could I borrow this book
( )5. Could I use your phone
A
B
D
新 课 探 究
While-reading
Grammar Focus
新课探究
Mandy was lucky to live (1)__________ her grandparents. Her grandfather enjoyed making things and she always enjoyed watching.
One day, Mandy noticed her grandfather (2)__________ (make) a walking stick(手杖).
“Could you please make one for me, too, Grandfather ” asked Mandy.
“Sure, no problem. I will make one for you after I finish this one,” replied her grandfather. “But could you please take out (3)_____ rubbish first ”
“Yes, sure,” answered Mandy.
Two (4) __________(minute) later, Mandy came back and stood in front of her grandfather.
Ⅱ. 语法填空
with
making
the
minutes
新 课 探 究
While-reading
Grammar Focus
新课探究
“I’m going hiking (去徒步旅行) tomorrow. (5) ________(will) you like to go with me ” asked Mandy’s grandfather.
“Yes, I’d like to. Then we can use our walking sticks while we are hiking,” replied Mandy (6) ________(quick).
“That’s right. They can help make the hike (7)_______(easy).
But you must finish your homework today,” said (8)
__________(Mandy) grandfather.
“OK. I will do my homework right away,” said Mandy happily.
“Great, Mandy. (9) ________ there are a few things to remember when we’re hiking. The Earth is our mother. We should take care of her.
Would
quickly
easier
Mandy’s
And
新 课 探 究
While-reading
Grammar Focus
新课探究
We shouldn’t leave (10) _______(some) rubbish while enjoying our journey,” said Mandy’s grandfather.
“OK. I will do as you say. Could I take my pet dog to go hiking with us tomorrow ” asked Mandy.
“I’m afraid not. I can’t promise you that I can look after both of you well,” said Mandy’s grandfather.
any
新 课 探 究
While-reading
Grammar Focus
课堂小结
Grammar
1.could的用法和句式
(1)用“Could you (please) do sth. ”的句式结构有礼貌地提出要求,含义是“请你做某事好吗 ”或“你能做某事吗 ”
Could you please _____ ___the rubbish
请你把垃圾倒掉好吗
(2)用“Could I do sth. ”的句式结构来征求许可,含义是“我能/可以做某事吗 ”
______ ____ use your bike, please
请问我可以用你的自行车吗
take out
Could I
新 课 探 究
While-reading
Grammar Focus
课堂小结
2.答语中注意的问题
(1)作肯定回答时,常用Certainly./Sure./　　 　　　 ./Yes, I agree.等。
—_______ _____ please go out with me 请你和我一起出去好吗
—Of course. 当然可以。
Of course
Could you
(2)作否定回答时,通常以________开头。
—_____ ____ hang out 我可以去逛逛吗
—Sorry, you ______. 对不起,你不能。
sorry
can’t
Could I
[注意] 问句中使用could,回答要用 　或 　,不能用could或couldn’t。
can
can’t
[拓展] ①could 用于一般过去时,是 的过去式,一般疑问句中用could,回答时用could或couldn’t。②could 用还可以表示“推测”：It’s Sunday, Tom couldn’t be at school.
can
THANK YOU

展开更多......

收起↑