参考答案
1-5 BBAAD 6-10 ACACD 11-15 BCABD
16-20 BCCAC 21-25 ABDCB 26-30 A EDCB
31-35 CCADB 36-40 ABACD 41-45 DADAB
46-50 EDFCA 51-55 ABDBD 56-60 ABCBB
61-65 CADAC
