【参考答案】1-5 BACBC 6-10 BABAB 11-15 CBCAC 16-20 ACABC 21-25 DBDAC26-30 BADAC 31-35AABCB 36-40 DBACA 41-45 CDBDB 46-50 CABAD51-55 BCBAC 56-60AACBA 61-65 BACDB 66-70 CBACD 71-75 BDCAD76.the IOC 77.bi...