1. Could you tell me his address? — Sorry I can. I don't know it.
2. May I come in? — Sure, hurry up. You are late.
3. Can you understand what she is saying? — Yes, I can. She is speaking Italian.
4. Could I borrow your textbook, please? — No, I'm afraid not. I need it right now.
1B
2D
3A
4C