听下面5段对话或独白。每段对话或独白后有几个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听每段对话或独白前，你将有5秒钟的时间阅读各个小题；听完后，各小题将给出5秒钟的作答时间。每段对话或独白读两遍。 What kind of snack does the man have

A． At the hospital.
B． At the airport.
C． At the post office.

A. He was knocked down by a car.
B. He had an accident when he was walking along the street.
C. He had an accident in the car.