问题
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:1,3,3,5,7,9,13,15,(),()。A.19,21 B.19,23 C.21,23 D.27,30
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:1, 3, 3, 5, 7, 9, 13, 15, (), ()。A.19,21B.19,23C.2l,23D.27,30
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-27,-7,1,3,5,13,()A.33 B.31 C.27 D.25
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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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1, 3, 3, 5, 7, 9, 13, 15, (), ()。A.19,21B.19,23C.2l,23D.27,30
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1,3,3,5,7,9,13,15,(),()。 A.19,21 B.19,23 C.2l,23 D.27,30