值班人员巡视高压设备（）。
A.一般由二人进行
B.值班员可以干其它工作
C.若发现问题可以随时处理
D.值班员可以一人进行
参考答案：A
连续的多个配电装置的接地线应串联后与接地干线相连。
A project manager is managing a fixed price(FP)contract．She thinks that a large customer-requested change might impact the schedule of the project．What should she do FIRST ？（）
A．Meet with the stakeholder
B．Meet with the tea
C．Renegotiate the remainder of the contrac
D．Follow the change control syste
