August 29, 2008

數學題

兩條平行的線,

會有交叉的時候嗎 ?

0推薦此文章
Today's Visitors: 0 Total Visitors: 18
Personal Category: 心情 Topic: feeling
Previous in This Category:   Next in This Category: 帶賽
歷史上的今天:
[Trackback URL]

Post A Comment









Yes No



Please input the magic number:

( Prevent the annoy garbage messages )
( What if you cannot see the numbers? )
Please input the magic number

誰來收藏
Loading ...
unlog_NVPO 0