283期必中单双121%开===单数===开鸡45准

284期必中单双121%开===双数===开牛41错

285期必中单双121%开===双数===开马24准

286期必中单双121%开===单数===开兔03准

287期必中单双121%开===单数===开猴34错

288期必中单双121%开===双数===