---How was your job interview yesterday?

--- Oh, I couldn’t feel       . I could hardly answer most of the questions they asked.

A．better

B．easier

C．worse

D．happier

断路器在合、分闸过程中如出现“（）”光字牌，应迅速拔下其士KM，防止烧坏合、分闸线圈。

A.保护装置故障

B.控制回路断线

C.压互回路断线

D.母线失压