8,9,16,17,32,25,64,()
A.60
B.55
C.48
D.33
:1/2,1,9/8,1()A.23/16B.5/32C.25/32D.7/16
1/2,1,9/8,1,()A.7/16B.5/32C.23/16D.25/32
1,32,81,64,25,()。 A.6 B.8 C.9 D.16
1/2,1,9/8,1() A.23/16B.5/32C.25/32D.7/16
1/2,1,9/8,1,() A.7/16B.5/32C.23/16D.25/32
-1,9,8,(),25,42。A.17B.11C.16 D.19