你的未来，我来导航
【参考答案】
1-5 ADDCC 6-10 CCBBA 11-15 BACBC 16-20 ACABD 21-25ABCDD 26-30CBDAD 31-35 DDCCA 36-40 DCCAA 41-45 CADDB 46-50 CDBCB 51-55 DAACB 56-60 CDCDA 61-65 ABBCC 66-70 BACDD 71-75 CACCC 76-80 CBBDB 81-85 ABDDB 86-90DCDDB 91-95 DADAB 96-100BCCAD 101-105 CBBAB 106-110 BDBDD 111-115 ABCD ABD ABCD ABC ABCD
116-120 BCD ABC ABD BCD ABD