Originally posted by pyliu at 2006-1-11 16:42: & c! Q8 q2 j# R4 T9 i# H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: s- S7 P! x9 a! u1 X, p爸爸喺到happy緊