【题目】听下面一段较长对话，回答以下小题。
【1】Where are the speakers?
A. On a plane. B. In an office. C. At an airport.
【2】Why is the man tired?
A. He has been traveling a lot lately.
B. He worked late last night.
C. His seat is not comfortable.
在线课程【答案】
【1】 A
【2】 B
【解析】
此题为听力题，解析略。
【1】此题为听力题，解析略。
【2】此题为听力题，解析略。