297期：新澳彩极限半数特围：03,04,07,15,21,23,25,27,28,31,33,35,37,39,40,41,43,45,49,（共19个）开49龙
298期：新澳彩极限半数特围：06,08,10,18,20,22,23,27,30,33,34,39,42,45,47,（共15个）开44鸡 错
299期：新澳彩极限半数特围：05,09,10,12,21,22,24,29,32,33,36,41,46,48,（共14个）开21 猴 中
300期：新澳彩极限半数特围：03,07,08,11,12,15,19,20,23,24,27,31,32,35,36,39,43,44,47,48,（共20个）
=========================03,07,08,11,12,15,19,20,23,24,27,31,35,39,43,47,（共16个）
=========================12.24（2个）
=========================12=================不可能吧