危险、有害因素的辨识过程实际上是( )的过程。
A．系统安全分析
B．安全评价
C．风险评价
D．安全现状综合评价
参考答案：A
--When do you have __________to help me with my English? I am reading the Encyclopaedia Britannica, but it is too difficult for me!
--You can come to me ___________!
A．time; some time
B．times; sometime
C．time; anytime
D．times; anytime
UWC
