等式左右弄错了。应该是 3x每人90 = 旅店250+贪污20

来源: 稻穗儿于 2011-04-26 15:39:20 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.