Question

Помогите пожалуйста решить д\з. Ничего не понимаю.

Answer 1

2.
1. couldn't. 
2. could. 
3. couldn't
4. could.
5. couldn't
6. could.
3.
1. Could you play chess when you were ten years old? 
2. Could you ride a bike when you were six years old?
3. Could you send a text message when you were two years old? 
4. Could you swim when you were eight years old? 
5. Could you speak English when you left primary school?