A.Wang Bing 2. | B.Su Hai 3. | C.Liu Tao 4. | D.Yang Ling |
A.Hi, Wang Ling. | B.Hi, Sam. |
A.Hello, I’m Sam. | B.Hi, I’m Daming. |
C.Hello, I’m Lingling. | D.Hi, I’m Amy. |
A.Come in, please. | B.I’m sorry, Miss Li. | C.Open the door, please. |
A.I’m sorry. | B.Thank you. | C.No, thank you. |