277期:杀06.07.09.15.12.13.20.24.25.26.28.30.32.34.36.38.39.40.41.42.44.45.46.47.48(开18准)

278期:杀07.41.42.13.33.45.03.09.31.29.05.02.10.14.40.20.49.32.16.46.38.19.27.11.18(开39准)

279期:杀45.10.30.31.04.44.09.32.03.40.16.48.24.12.26.19.02.37.13.38.23.46.34.20.06(开10错)

280期:杀46.16.22.17.38.31.25.35.42.03.07.19.08.27.29.20.01.09.33.04.37.11.18.48.43(开?准)