(注:个人答案,仅供参考!欢迎讨论)
1-5. C D A B D
6-10 C C D D D
11-15 B A C B C
16-20 A C A B D
21-25 B C C D C
26-30 C D A C C
31-35 D D B D D
36-40 A D B B D
41-45 D B C C A
46-50 A C B D C
51-55 D C A B B
56-60 D A B C B
61-65 A D D D D
66-70 B A D D D
71-75 A C B C D