— Do you mind if I ＿＿＿＿＿＿with my work while you are getting tea ready?

— No, not at all.

A．carry on

B．hold on

C．go over

D．come on

当化油器浮子室油面达到规定高度时，晶体管电动汽油泵柱塞的动作将变慢。