A.He’s a doctor. B.He is busy. C.He is Tom, my friend.
A.I hope so. B.Why not. C.Yes, speaking.
A.Yes, we will. B.Thank you. C.No, I don’t like apples.
A.It serves you right. B.Never mind. C.You’re welcome.
A.Yes, he does. B.Yes, he did . C.Yes, he do.
A.Good luck, sir! B.Good afternoon, sir! C.Thank you, sir!