(1) | (2) |
(3) | (4) |
A.I'm good. | B.I'm fine. |
A.How are you? | B.Hello to you. |
A.I'm Baobao. | B.Hi, Baobao. |
A.Great! | B.Guess. | C.Goodbye. | D.Thank you. |
A.Good morning, Lingling. |
B.Goodbye, Lingling. |
A.Goodbye. |
B.Hello, I’m Sam. |
A.How are you? |
B.I’m fine, thank you. |
A.Hello, I’m Tutu. |
B.Hello, Tutu. |