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。
What job does the man do

A. Because it’s a great waste of money.
B. Because doing this can keep the disease from spreading in China.
C. Because we must use our own feed.

A． In August.
B． In September.
C． In October.