A.0 B.2 C.5 D.8B(11 + 9)-(3 + 15)=2,(15 + 13)-(21 + 6) = 1,(2 + 14)-(9 + 5

题库总管2019-12-17  5

问题

选项 A.0 B.2 C.5 D.8

答案B

解析(11 + 9)-(3 + 15)=2,(15 + 13)-(21 + 6) = 1,(2 + 14)-(9 + 5) = 2,故问号处应为B。@##
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