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1/4,2/7,2/5,8/13,1() A.9/16 B.3 C.32/19 D.28/17
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1,2,5,10,17,()。 A.23 B.25 C.26 D.28
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3/2,1,7/10,9/17,() A.11/24B.11/27C.11/26D.16/26
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3,6,11,18,(),38。A.23B.25C.27 D.29
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9,3,10,4,17,11,()A.23B.57C.97 D.122
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7,5,10,12,18,()A.23B.25C.27D.29
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1,2,5,3,6,-1,11,4,17,-5,()A.9B.14C.28D.19