警校也是一套OFFICIAL教科书, 私下还有一套实用教科书. :) 人之常情.

来源: WXC8E 于 2016-02-17 20:15:15 [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.