问题
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39 62 91 126 149 178 ()A. 205 B.213 C. 221 D.226
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:6,14,30,62,() A.124B.126C.128D.130
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39,62,91,126,149,178,()A. 205 B.213 C. 221 D.226
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62,91,126,149,178,() A. 205 B.213 C. 221 D.226
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62,91,126,149,178,() A. 205 B.213 C. 221 D.226
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62,91,126,149,178,() A. 205 B.213 C. 221 D.226