[求助]GWD-17-11

mbz 发表于 2006-7-21 10:38
以下是引用nowandthen在2006-7-21 10:27:00的发言：我理解的正是如此，那个日子正是预先设定好5％的日子。 ...

julianfl 发表于 2007-4-12 00:30
支持B：）感觉这道题目的关键是对B中since的理解。It has been many years since the restriction led to t ...