课件21张PPT。Unit 5 Grammar 2020-4-30 Part A
Using can/could
to talk about
ability2020-4-30Who can do more, boys or girls? A girl: I can swim.
A girl: I can …
A boy: I can run fast.
A boy: I can …
2020-4-30Can he/she fly a kite?
Yes, he/she can.
No, he/she cannot/can’t.2020-4-30 Could you...?
yes,I could.
No, I couldn'tCould he...? Can he...?row a boat2020-4-30Work out the rule
We use ‘can’ to talk about
the___________.We use ‘could’ to talk about
the________.presentpast2020-4-30 Fill in the blanks:
____ you speak Japanese? No, I____________.
_____you play the piano when you were eight? Yes, I_______.
_____ you cook? Yes I _____.
______you use computer last year?
Yes, I_______.
_____ you play basketball?
No, I______________because I______________run fast.
___you ride a horse?
I want but I__________________.
Cancan't/cannotCouldcouldCancanCouldCancan't/cannotcan't/cannotCancan't/cannotcould2020-4-30 Part B
Using can/could
to talk about
possibility回顾:1.Can表示我们 能做某事; could表示我们 能做某事。
2.Can与could还可表示 ,could 表示的可能性比can 。当我们谈论过去的可能性时,只能用 。但我们不能用can或could谈论 。
1. 目前;过去 2. 可能性,小,could,将来一定会发生的事情 How dangerous!What a big fire! How brave the girl is!
What a brave girl she is!What a beautiful flower!What beautiful flowers!What beautiful snow!
用what和how构成的感叹句
感叹句表示说话的惊讶,喜悦,气愤等情绪.
很多感叹句是用what和how引起的.
What用来修饰一个名词.
how用来修饰一个形容词,副词和动词.What引起的感叹句结构 1.What +a(an)+形容词+单数名词+主语+谓语
What a fine day (it is)!
2. What +形容词+不可数名词+主语+谓语
What good news (it is)!3. What +形容词+可数名词复数+主语+谓语
What beautiful flowers (they are)!How引起的感叹句结构How+形容词/副词+主语+谓语
How clever the boy is!
How fast he is running! A. What a beautiful bird it is!
B. How beautiful this bird is!A. What beautiful flowers they are!
B. How beautiful these flowers are! How tall the man is!
What a tall man (he is)!用How, What, What a, What an填空1.________ nice pencil!
2._________ beautiful!
3._________intersting book!
4.__________ big house!
5._________ delicious food!What aHowWhat anWhat aWhat 将下列句子改为感叹句.
1.Mrs Sun is very old!
2.The fire was very hot.
3.Zhang Hua was very brave.
How old Mrs Sun is!How hot the fire was! How brave Zhang Hua was!4.Zhang Hua was a brave young man.
5.It is hard work.
They are polite students.What hard work it is !
How hard the work is!What polite students they are!
How polite the students are!