题目：
What happened to businesses after the mass move().
A.They established branches in suburbs.
B.They scattered here and there in cities.
C.Some bigger companies moved out.
D.They lost many employees.
答案：
参考答案：C
解析：
[分析]： 细节信息。 题干：在大规模的迁移之后，商业生意发生了什么变化 根据原文“Gradually some of the larger companies began moving out of cities…”，译文为：逐渐地一些大公司也搬出了城市……。所以选c。
