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。
Which of the following is NOT mentioned in this conversation

A．The redaction in working time.
B．The development of the fast food industry.
C．The improvement of living conditions.
D．The rapid rise in income.

[A] The man has a birthday party.
B. The woman and her family will be late for the man’s birthday party.
C. The man invites the woman and her family to take part in his birthday party.