Originally posted by pyliu at 2006-1-11 16:42: 0 t+ [" |/ l4 _: M& q6 l$ v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:1 j: W/ p( {) Q" _ 爸爸喺到happy緊