A. 25 B. 815 C. 35 D. 23
[试题]3/15,1/3,3/7,1/2,()A.5/8B.4/9C.15/27D.-3
[单选题]:3/15,1/3,3/7,1/2,()。A.5/8 B.4/9 C.15/27 D.-3
[单选题]3/15,1/3,3/7,1/2,()。A.5/8 B.4/9 C.15/27 D.-3
[单选题]3/15,1/3,3/7,1/2,( )A.5/8B.4/9C.15/27D.-3
[单选题]:1, 3, 3, 5, 7, 9, 13, 15, ( ), ( )。A.19,21B.19,23C.2l,23D.27,30
[单选题]:1,3,3,5,7,9,13,15,( ),( )。A.19,21 B.19,23 C.21,23 D.27,30
[单选题]1,3,3,5,7,9,13,15(),()A . A:19,21B . B:19,23C . C:21,23D . D:27,30
[单选题]1,2,5,3,7,8,10,15,( )。A.16B.17C.18D.19
[单选题]1,2,5,3,7,8,10,15,( )。A.16B.17C.18D.19
[单选题]1 2 1 3 1 4 4 3 15 7 ? 13A.18 B.20 C.24 D.40