Originally posted by pyliu at 2006-1-11 16:42: : @" P7 u3 i( u& o& a% J問題:已知媽媽比兒子大21歲。六年後,媽媽的歲數是兒子的五倍。問爸爸現在在哪裏?
Originally posted by Tokyo2040 at 2006-1-11 09:54 AM: Y: r. ^7 C& ?2 p 爸爸喺到happy緊