A:Here you are, Sir. B:()
A. All right. B. Yes,here we are C. Thank you very much
A: Could I talk to Prof. Lee? B:()
A.Yes,speaking. B.Oh, it's you C.I am the operator here.
A:Hello, I'm Susan. Nice to meet you. B:()
A. And you? B. Nice to meet you, too. C. Very nice.