按照事故（事件）损失及时运营生产造成的影响和危害程度可分为五大类。
参考答案：错
现代社会救助的目标，在于( )
A．保障公民享有一般生活水平 B．保障公民享有最低生活水平 C．保障公民享有优越生活水平 D．保障公民享有较好生活水平
Project Time Management includes the processes required to manage timely completion of the project, these processes interact with each other. ______ is following the process-Estimate Activity Durations.
A．Estimate Activity Resources
B．Define Activities
C．Develop Schedule
D．Sequence Activities
