配电自动化中馈电线自动化的功能之一是（）
参考答案：无功控制
If the building project _____ by the end of this month is delayed, the construction company will be fined. [ ]
A. being completed
B. is completed
C. to be completed
D. completed
《元史学》的作者是（）？
A.吉尔兹
B.海登·怀特
C.福柯
D.埃尔金斯
