A.2-2 B.3-3 C.4-4 D.5-5
A.0.914 B.1.07 C.1.115 D.1.37
A.當(dāng)分數(shù)相加為奇數(shù)時 B.6:6平時 C.下一盤開始前 D.每6:6平時并且下一盤開始前