278期：28码（02,03,07,08,10,11,12,14,15,21,23,24,25,28,29,30,31,34,35,37,38,40,41,42,43,45,47,48）开？02准
279期：28码（03,04,06,07,08,09,12,13,14,15,16,22,24,25,26,27,28,29,31,32,34,35,36,37,38,40,44,49）开？10错哦
280期：28码（04,05,06,07,08,09,10,11,13,15,16,17,18,19,21,22,25,26,27,28,30,36,38,39,44,47,48,49）开？15准
281期：28码（01,02,04,05,07,08,09,11,13,14,16,17,19,21,22,24,25,26,27,28,31,32,33,42,43,44,46,49）开？？？