A. 0.6 B. 0.7 C. 0.1 D. 0.3D

shuhaiku2020-05-20  6

问题

选项 A. 0.6B. 0.7C. 0.1D. 0.3

答案D

解析[img]/upload/tiku/138/334013_1.jpg[/img]
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