(单选题)
在实数
，
，
，
，
，
，
中，负数的个数为（ ）。
A.2
B.3
C.4
D.5
参考答案：D
参考解析：
本题考查数的绝对值，相反数的运算。因为
，
，
，
，
，
，
，所以负数的个数为5个。故本题选D。
知识点：数 中小学专业基础知识 数与代数 教师招聘-小学 数学
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