单项选择题

1-5cbadc,6-10bdadd,

11-15dccbb,16-20ddabd,

21-25bddac,26-30bbdbb,abcbb,aacda,cacab,

31-35dbaac,36-40adacb,

41-45cdbda,

多项选择题

61-65cde,bd,ac,bd,abd,

66-70bce,be,abe,ae,bde,

71-75ae,acd,ade,ad,bde,

76-80cd,abc,bce,acd,bce