271期:必出单双===>>>双数<<<===开牛40准

272期:必出单双===>>>单数<<<===开猪30错

273期:必出单双===>>>单数<<<===开鼠41准

274期:必出单双===>>>单数<<<===开龙49准

275期:必出单双===>>>双数<<<===开鼠41错

276期:必出单双===>>>双数<<<===