---- Which share is intended ________ me?

---- You can take ________ half. They are exactly the same.

A．for; any

B．to; any

C．to; either

D．for; either

下列不属于隔离开关用途的是（）

A.隔离电源

B.切断故障线路

C.改变运行方式

D.投切母线电压互感器