问题
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3,2,4,3,12,6,48,() A.18;B.8;C.32;D.9;
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4,6,5,7,7,9,11,13,19,21,() A. 27,29 B. 32,33 C. 35,37 D.41,43
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4,6,5,7,7,9,11,13,19,21,(),() A.27,29 B.32,33 C.35,37 D.41,43
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-4,9,3,22,(),43。 A.32B.18C.10D.41
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1,3,2,4,2,7,4,11,(),()。A.6,19 B.8,18 C.10,20 D.16,22
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-4,9,3,22,(),43。A.32B.18C.10D.41