单项选择题
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秒钟的答题时间。每段对话或独白读两遍。 What did the woman use to be
A. A student at London University.
B. A teacher at London University.
C. A student at Beijing University.