—Where will you start your work after     graduation?

—Mum,it’s not been decided yet. I might continue my study for     higher degree.

A．the,the

B．/,a

C．/,the

D．the,/

携带型接地线应为（），其截面不小于25m㎡。

A、裸铜线

B、橡套软线

C、塑套软线

D、柔软裸铜线