I knew that________would ever discourage him；he would never give up wanting to be a director.                                                     (2011·湖南，24)

A．something

B．anything

C．everything

D．nothing

10(6)kV变电所是指( )。

A．高压侧为10kV的变电所

B．高压侧为6kV的变电所

C．低压侧为10kV的变电所

D．低压侧为6kV的变电所