A                                                                           B

Hello!                                                         a. We came back last Sunday.
How are you?                                            b. Goodbye.

When did you come back?                       c. Oh, no! My new shoes!

What's your name?                                   d. Thank you!

Do you live in this city?                             e. Hello!

Goodbye.                                                   f. Yes, I do.

This is your ice cream, Daming.                 g. My name is Tom.

I dropped my ice cream!                            h. Fine, thank you!

—, she didn't.

—Yes, they did.

—, I didn't.

—_________________________

—No, I didn't.

—Did you have an ice cream yesterday?

—Yes, .

—No, .