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(请给出正确答案)
2, 1, 1, 2, 8, ( )
A.16
B.32
C.64
D.128
B.32
C.64
D.128
参考答案
参考解析
解析:后一项除以前一项依次为1/2,1,2,4,(8),是公比为2的等比数列,应填入8×8=64,选C。
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