参考答案
单选
1-5ABCDC 6-10ABBDD 11-15CDACC 16-20DABBB 21-25BCABD 26-30ACACC 31-35BC ADA 36-40BBCAB 41-45AAACC 46-50DDACB 51-55BBBCB 56A 多选
1-5ABCD/ABD/ABCD/BCD/ABC 6-10ABCD/ABCD/ABCD/ABCD/ABC 11-15ABCD/ABCD/ABC/ACD/ABCD
16-20ABCD/ABCD/ABCD/ABCD/ABCD 21-25ABCD/AB/ABC /CD /ABC
26-30 ABCD/ ABCD /BCD / ABD/ ABCD 31-35ABCD/AB/ABC/ACD/CD 36-40ABC/ABCD/ACD/ABC/AC 41-42ABC/ABCD