| A．a | B．an | C．the |
| A．Good morning, Tom. | B．Good afternoon, Tom. |
| A．Good morning! | B．Good afternoon! | C．Good idea! |
| A．This is Wu binbin. | B．I’m Wu binbin. |
| A．Hello. | B．Look at me. | C．OK. |
| A．I’m Chen Jie. | B．I see red. | C．Good bye. |
| A．Good morning, Mike. | B．Good afternoon, Mike. | C．Good evening, Mike. |
| A．blue and white | B．brown and red | C．black and white |
| A．I see red and green. | B．I see yellow and blue. |
| A．too meet | B．to meet | C．Thanks |
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