4.
2 Can I sing? Yes, I can.
3 Can Katya and Sasha play football? Yes, they can.
4 Can Sasha and I swim? Yes, we can.
5 Can Katya dance? Yes, she can.
5
2 Where are my glasses?
3 Is your sister a teacher?
4 How often does Sonia go shopping?
5 When do they play football?
6 Has Sam got two brothers?
7 What have you got in your bag?
8 Do you speak Chinese?
6
2 Why do you like this film?
3 Why don't you live in the city?
4 Why are you at home?