第一节
听力理解第一节 听下面5段对话。每段对话后有一个小题，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。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。
Where does the woman work

A．is made to observe comets in the sky
B．is an expert (专家) in astronomy
C．has a great interest in astronomy (天文学)
D．works as an astronomer

[A] The prices of many things have gone up in the last month.
B. The woman pays twenty dollars for the ticket.
C. The prices of the ticket have changed by two dollars.