1.  A: Hi
     B: _____
2. A: Are you Jane?
    B: Yes, _____.
3. A: How are you?
    B: _____.
4. A: Sit down, please.
    B: _____.
5. A: How do you do?
    B: _____.
6. A:Nice to meet you.  
    B: _____.
7. A: Good afternoon.
    B: _____.
8. A: Good bye.
    B: _____.
9. A: Welcome to Shanghai.
    B: _____.
10. A: See you later, Mr Zhao.
      B: _____.