问题
单项选择题
(一) 根据各级对话内容，从下面方框中提供的5个选项中选出能填入空白处的最佳选项
A: Would you sign the register please, SirB: Sure. (), does my room have a private bathA: Certainly. Every room in this hotel has a private bath.
A．Thank you
B．It’s my pleasure
C．By the way
D．No, of course not
E．Never mind
答案
参考答案：C
解析：
由上下句意思可知，本题应选择C项。