单项选择题
W: Good morning. sir. Could I ask you to check in please
M: Certainly.
W: Your name. please
M: Charlie Kemp.
W: OK. Your room number is 2004. Now, fill in the form, if you would, please, Mr. Kemp.
M: OK.
A. At a bank.
B. At a hotel.
C. In a post-office.