| A．Are you Liu Tao? | B．Hi, Liu Tao. |
| A．Goodbye | B．bye bye | C．goodbye |
| A．you; no | B．you; not | C．your; not |
| A．No, I'm Su Hai. | B．I'm Su Hai. | C．No, thank you. |
| A．I'm Yang Ling. | B．He's Wang Bing. | C．I'm Wang Bing. |
| A．Are you Mike? | B．Good afternoon, Mike. | C．He is Mike. |
| A．Yes, I am. | B．No, I'm not. |
| A．Goodbye. | B．Hello. |
| A．Good morning. Are you Liu Tao? | B．Good afternoon. Are you Liu Tao? |
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