019期：【02,06,08,11,15,16,17,19,21,23,25,26,28,30,33,34,35,36,37,38,39,41,44,45】开：06准
020期：【01,03,04,07,08,09,11,13,14,15,17,19,22,24,25,27,29,31,32,36,39,42,45,46】开：34错
021期：【03,04,05,09,10,11,13,14,17,19,21,26,27,28,32,33,36,37,40,41,42,43,44,45】开：？ 不解释，信者跟。