A.Good morning. | B.Goodbye. | C.Very well, thanks. |
A.Good morning! | B.Hello! | C.Goodbye! |
A.Good morning! | B.Good night! | C.Good evening! |
A.Good morning | B.Good afternoon | C.Good evening |
A.It’s a book. | B.My name is Li Yan. |
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A.That’s OK. |
B.Fine, thank you. |
A.Good morning. | B.Good-bye. | C.I’m fine. |