600748
1 2 3B 4 5 6 7 8B 9
10 1 2B 3B 4 5 6 7 8B 9
20 1 2B 3 4 5B 6 7 8B 9
30 1 2 3 4 5B 6 7 8B 9B
40 1B 2B 3 4B 5 6 7 8B 9
50
1.A2.C3.B4.C5.D6.A7.C8.B9.C10.D11.C12.B13.B14.D15.D16.A17.C18.B19.C20.D
21.对022.错23.对24.对.25错26.对.27.对28.错29.对30.对31.对32.对33.对.34.对35.错36.对37.对38.错39.错40.对.41错42.错43.对44.错45.对46.对47.对48.错49.对50.对