接到故障通知后,电力工作人员携带工具材料,要按规定时间白天不超过()分钟。
A、9
B、8
C、10
D、6
参考答案:C
A
小题1: The people in needn’t go to work on Fridays.
A.Canada
B.Scotland
C.Japan
D.Egypt小题2: If it is 8:00 a.m. in western Canada, the time is _______ in eastern Canada.
A.11:00a.m
B.2:00 p.m.
C.12:30 p.m.
D.4:00 a.m.小题3:While Canadian children are waking up, children in Scotland are ________.
A.having lessons
B.sleeping
C.watching TV
D.playing games
某工程双代号网络计划如下图所示(时间:天),正确的有()。
A.网络计划中两项虚工作的自由时差都为0
B.关键线路有两条
C.计算工期为17天
D.工作B的最迟完成时间为第7天
E.工作H的总时差为0