Originally posted by pyliu at 2006-1-11 16:42: + }, v ^: ]$ i+ ]% M6 I2 Y5 k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:6 t5 x4 T6 |5 {) Y F+ K3 ? 爸爸喺到happy緊