关键线路是( )。
A. 工作最少的线路
B. 总持续时间最长的线路
C. 在网络计划中只有一条
D. 工作最多的线路
The underlined words "resorted to" mean()
A. stopped doing something
B. gave up
C. turned to something else for help
D. went on with
我国建安工程中的直接费不包括( )。
A. 施工机械使用费
B. 永久设备购置费
C. 材料费
D. 人工费
She told us ______ story that we all forgot about the time.
A. such an interesting
B. such interesting a
C. so an interesting
D. a so interesting