4, 5, 7, 9, 13, 15, ( )
A.17 B.19 C.18 D.20
[单选题]4,5,7,9,13,15,( )A.17B.19C.18D.20
[单选题]4,5,7,9,13,15,( )A.17 B.19 C.18 D.20
[单选题]4,5,7,9,13,15, ( )。A. 17B. 19C. 18D. 20
[单选题]4,5,7,9,13,15,______ ( )A.17B.19C.18D.20
[单选题]28 3 , 3 , 5 , 7 , 9 , 13 , 15 ,(),()A. 19 , 21B 19 , 23C 21 , 23D 27 , 30
[单选题]:1, 3, 3, 5, 7, 9, 13, 15, ( ), ( )。A.19,21B.19,23C.2l,23D.27,30
[单选题]3, 5, 7, 9, 13, 15, 21, 23, ( )。A.29B.31C.33D.35
[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
[主观题]比较。5/13和8/135/7和5/114/5和7/82/9和1/6