1. Can you dance?

--> No, nut I could when I was young

2. How did you know there was fire?

--> I could see lots of smoke

3.Does Leo know how to cook?

--> No, he can't even make a sandwich!

4. Did you ride your bike yesterday?

--> No,I didn't.It was broken and I couldn't fix it

5.What's that noise?

--> What noise? I can't hear anything

6.Does Libby like playing the piano?

--> Yes, she loves it. She could play some songs when she was three

Cách dùng

Can -> Hiện tại -> Khẳng định

Can't -> Hiện tại -> Phủ định

Could -> Quá khứ -> Khẳng định

Couldn't -> Quá khứ -> Phủ định

#newspacelucy

#studywell

- Cách dùng: can, can't, could, couldn't (Nói về khả năng làm được một việc gì đó của chủ ngữ)

+ can >< can't: không thể >< có thể → dùng trong hiện tại

+ could >< couldn't: đã có thể >< đã không thể → dùng trong quá khứ

1. Can; could

2. could

3. can't

4. couldn't

5. can't

6. could

*Ta có thể dễ dàng làm bằng cách nhìn vào ngữ cảnh câu.

@MinhBestEngg