| A．Thank you. | B．I'm Yuanyuan. | C．How are you? |
| A．Nice to meet you. | B．Nice to see you again! |
| A．Where are you? | B．Where are you from? |
| A．Have a good time! | B．Are you ready? |
| A．This is your book. | B．Is this a book? | C．Is this your book? |
| A．Autumn is green． | B．Spring is green． |
| A．I am singing. |
| B．I am writing. |
| C．I am dancing. |
A．Very good, Tom. | B．Don't worry, Tom. |
| A．Thank you. |
| B．OK. |
| A．Thank you. | B．I’m happy. | C．That’s all right. |
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