Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

Do you know these sports?

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

ride a bike... could not ... now ... can ...

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

swim / have a swim

... could not ...

now ... can ...

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

ski... could not ... now ... can ...

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

Using “can”/ “could” to talk about ability. 1. We use “can” to talk about present ability. We use “could” to talk about ability in the past. e.g. I can (cannot /can t /can not) swim. What about you? He could (couldn t /could not) dance in the past. What about you?

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

— Can I borrow your bike, Millie? — Yes, you can. Here you are. — Could I smoke here? — Sorry, I m afraid you can t. — May I use your mobile phone? — Of course you may.

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

Using can , could , may and to talk about permission1. can 与 could can 常用于口语中，表示非正式的请求， 请求对象一般是家人或朋友。e.g. — Can I borrow your bike, Simon? 西蒙, 我可以借一下你的自行车吗？ — Of course. 当然可以。

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

— Can I have some milk, Mum? 妈妈，我可以喝点牛奶吗？ — Yes, you can. 好的。could是can的过去式。在口语中，could 常用来代替can向对方更委婉地提出请 求，用法上比can正式，可以用于向老 师或长辈提出请求，这时could不表示 过去，回答一般还是用can。

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

e.g. — Could I use your computer, please? 请问，我可以用一下你的电脑吗？ — Yes, you can. 可以。 — Could I hand in our homework later, Mr Lin? 林老师，我可以稍后交作业吗？ — No, you can t. 不，不行。

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

2. may may也可以用来征求对方意见，意 为“可以”,相当于could,用法也 比can更正式，更礼貌，一般用于 向陌生人或所尊敬的人请求许可。

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

e.g. — May I ask you a question? 我可以问你一个问题吗？ — Yes, please. 可以，请问。 — May I come in, Mr Wu? 吴老师，我可以进来吗？ — No, you may not. 不行。

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

Complete the conversationon page 85 with can, could, or may.

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

Could/ May can

Can

can Couldcan’t Could/ May can Can

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

The girl is very pretty. What a pretty girl she is! How pretty the girl is!

Unit 7 Abilities (Grammar)课件3(牛津译林版七年级下册)

The frog is very strange.

What a strangefrog it is!

How strange thefrog is!