当作业人员或机械器具与750kV带电设备的最小距离小于()米风险控制值时,施工项目部应编写安全施工方案,并备案。
A.12.5
B.13.5
C.14.5
D.15.5
参考答案:C
—Would you like to see the film with me?
—I'm sorry I ______ it twice.[ ]
A. see
B. will see
C. have seen
D. am seeing
衡量一个人的道德修养水平关键看()
A.觉悟
B.学识
C.实践
D.慎独