问题
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40, 3, 35, 6, 30, 9, (), 12, 20, ()A. 15,225 B. 18,25 C. 25,15 D. 25,18
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:40,3,35,6,30,9,(),12,20,() A.15;25 B.18;25 C.25;15 D.25;18
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40,3,35,6,30,9,()12,20,()A.15,25 B.18,25 C.25,15 D.25,18
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40,3,35,6,30,9,()12,20,() A.15,25 B.18,25 C.25,15 D.25,18
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40,3,35,6,30,9,(),12,20,() A.15;25B.18;25C.25;15D.25;18
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[(9,6)42(7,7)][(7,3)40(6,4)][(8,2)()(3,2)] A.30 B.32 C.34 D.36