:(

來源: 戲雨飛鷹於 2010-04-13 21:38:41 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

勾股定理真的from第九章? I got to sleep. u take care.

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