| A．Hello, Helen. | B．Are you Helen? | C．Goodbye, Helen. |
| A．Hello, I'm Wang Bing. | B．This is Wang Bing. | C．Are you Wang Bing? |
| A．This is Miss Li. | B．Good morning, Miss Li. | C．Good afternoon, Miss Li. |
| A．See you. | B．Hello. |
| A．Good afternoon, grandma. | B．Good evening, grandma. |
| A．Yes, I am. | B．Yes, you're right. | C．A and (和) B |
| A．Hello, I'm Liu Tao. | B．Hi, Mike. | C．A and (和) B |
| A．She's | B．He's | C．He |
| A．This; he; my | B．this; she; my | C．this; He; my |
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