听力原文:W: Hello! This is Prof. Gates' office. I'm calling to remind you of your 4:15 appointment with the professor to discuss your term paper tomorrow. M: Oh. Thanks. It's a good thing that you called. I thought it was 4:15 today. Q: What do we learn from the conversation? (13)
A.
The man was confused about the date of the appointment.
B.
The man wants to change the date of the appointment.
C.
The man is glad he's got in touch with the doctor.
D.
The man can't come for the appointment at 4:15.