A. —Hello, I’m Mike. Are you Liu Tao? —Yes. B. —Hi. Are you Wang Bing? —No, I’m not. I’m Liu Tao. C. —Good morning, Wang Bing. —Good morning, Liu Tao. D. —Hi. Are you Su Hai? —Yes, I am. |
A. No, I’m not. B. Are you Mike? C. Yes, I am. |
A.am | B.is | C.are |
A.Hello, Sam. | B.Good morning, Sam. | C.Hi, Sam. |
A.Yes, I am. |
B.No, I’m not. |
C.Yes, I’m not. |