听力原文:M: I sent a letter to make a reservation for a single room a few days ago. W: I'm sorry, your request arrived too late. There are some conferences in town this week and we're full up. Are there any spare rooms at the hotel?
A.
No, all the rooms are taken.
B.
Yes, there are some spare rooms.
C.
Yes, there is a double room.
D.
Yes, there is a single room.