Originally posted by pyliu at 2006-1-11 16:42: : N) t" L- j$ D, {' r- Z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: 2 ~2 u0 t- {7 b/ I( Y# }爸爸喺到happy緊