中国建设银行
单选题
一2，14，6，10，8，（ ）
一2，14，6，10，8，（ ）
A．4
B．7
C．9
D．10
参考答案：C进入在线模考
本题的数列规律是：从左到右相邻两项的和再除以2等于下一项：即(－2+14)÷2＝6，(14+6)÷2=10，(6+10)÷2=8。按照这个规律，填入空格的项应该是：(10+8)÷2=9。所以，正确选项是C。
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