Unit7 Abilities　period 4 Grammar（２４张PPT）

(共24张PPT)
Unit 7 Abilities
Grammar
Lead in
What can Iron Man do
He can see things inside.
He can burn things with his hands.
He can stop a train by his power.
He can fly to anywhere he wants
We use “can” to talk about ability.（能力）
A:What can you do
B: I can…
Practice
I could not speak Englisg at five. Now I can.
speak English
ride a bike
...could not ... now ...can...
Rule:
We use______,______ to talk about ability(能力).
We use ‘________’ to talk about the present(现在).
We use ‘________’ to talk about the past(过去)
can could
can
could
Discussing
— Can I fly a kite here
— Could I play badminton in the classroom
— May I use your mobile phone
Here we use “can” and “could” to talk about ______.
A. abilities
B. Permission许可
— Yes, you can. / No, you can’t.
— Sorry, I’m afraid you can’t.
B
— Of course you may.
Rule:
1.We use _____, _____, ____ to ask for permissions（允许）.
2.Could sounds more polite than ______.
3.We often use______and____to ask teachers, paresnts and other adults for permission.
can could may
can
could may
A
The students are going to South Hill.Amy is talking to Mr Wu about the plete their conversation with can, could or may.
Amy: (1)___________ I take my cousin Shirley with us, Mr Wu
Mr wu: Yes, you(2)______________. But we’ll get there by bike. (3)_________she ride a bike
Amy: Yes, she(4)_______. South Hill is a good place to have fun. (5)_______________we go camping there
Can/Could/May
can/could/may
Can
can
Can/Could/May
8
Mr Wu: I’m afraid you (6)_________.
Amy: I see. (7)_____________I make a call on your phone I left mine at home.
Mr Wu: Of course you (8)_______. By the way, (9)_____ you take your camera with you, Amy
Amy: No problem.
Can/Could/May
can
Can/may
can’t
Presentation
What a brave man!
brave
a brave man
What a lovely cat!
lovely
a lovely cat
What an interesting book!
interesting
an interesting book
What white snow!
snow
white snow
What tall trees!
trees
tall trees
Rule: what引导的感叹句
(1)What a/an＋形容词＋可数名词单数 (＋主语＋谓语)！
What a soft voice (she has) !
(2)What＋形容词＋不可数名词 (＋主语＋谓语)！
What fine weather (it is) !
(3)What＋形容词＋可数名词复数 (＋主语＋谓语)！
What beautiful flowers (they are) !
Presentation
How brave (the man is)!
brave
What a brave man!
What a lovely cat!
lovely
How lovely (the cat is)!
What an interesting book!
interesting
How interesting (the book is)!
What white snow!
snow
How white (the snow is)!
What tall trees!
trees
How tall (the trees are)!
Rule: how引导的感叹句
How＋形容词＋主语＋谓语！
How lovely the birds are!
拓展: how引导的感叹句
(1)How＋副词＋主语＋谓语！
How hard he works!
(2)How＋主语＋谓语！
How time flies!
what引导的感叹句和how引导的感叹句互换
What a clever boy he is!
＝How clever the boy is!
＝How clever a boy he is! 多么聪明的一个男孩啊！
B
Millie is asking Simon what he knows about Superman. Help Millie completethe conversation with What and How.
M:What can superman do,Simon
S:Superman can see through walls.
M:(1)______amazing! His eyes are just like X-rays.
S:Yes.He can also burn things with his eyes.
M:(2)______special eyes he has!How about his ears
How
What
S:He can hear things far away.
M:(3)______strange!What else can he do
S:He can stop a train with his hands.
M:(4)______strong he is! Can he fly
S:Yes.He can fly as fast as light.
M:(5)______ a wonderful man!
How
How
What
课堂练习
用can, can't, could, couldn't或may填空
1．—_______ you play the piano last year —No, I ______．
2．—_______ Anna ride a horse now —Yes, she _______．
3．—________ Bill Gates use a computer when he was three years old —No, he ________．
4．—_______________ I borrow some money from you
—Sorry, you ________. I don't have any.
5．I lost the key. I ________ open the door.
couldn't
Can
can
Could
Could
couldn't
Can/Could/May
can't
couldn't
根据句意，用how, what或what a/an完成感叹句
6．________ wonderful garden it is!
7．________ tall buildings they are!
8．________ cool he is!
9．________ sunny weather it is!
10．________ interesting film it is!
What
How
What
What a
What an
GOOD JOB