A.31
B.28
C.42
D.32
[单选题]3, 6, 8, 13, 20, ( ), 51A.31B.28C.42D.32
[单选题]3,6,8,13,20,( ),5i。A.31B.28C.42D.32
[单选题]3, 6, 8, 13, 20,______, 51 ( )A.31B.28C.42D.32
[单选题]:1,1,3,6,2,8,13,104,(),()。A.13,169 B.11,176 C.9,81 D.7,48
[单选题]8,11,13,17,20,( )A.18 B.20 C.25 D.28
[单选题]8,11,13,17,20,( )A.18B.20C.25D.28
[单选题]7,6,13,8,19,( )A.10B.11C.14D.17
[单选题]1,4,8,13,16,20,( )。A.22B.25C.28D.33
[单选题]4,11,6,13,8,( ),10。A.15B.16C.17D.18
[单选题]4,11,6,13,8,( ),10。A.15B.16C.17D.18