2,2,4,16,()
A.64
B.128
C.160
D.256
4,12, 16,32, 64, () A.80;B.256;C.160;D.128;
:2,1,4,4,6,16,10,64,()。A.16 B.20 C.128 D.97
-2,4,2,16,()A.32 B.64 C.128 D.256
2,1,4,4,6,16,10,64,()。A.16 B.20 C.128 D.97
-2,4,2,16,() A.32 B.64 C.128 D.256
-2,1/2,4,2,16,()。A.32B.64C. 128D.256