Question

My father is usually on _______ duty in his office every _______ few days.

A．the；a

B．/； /

C．/；a

D．a； /

Answer 1

B

考查冠词的用法。句意“我爸爸每几天就在办公室值班。”on duty“在值班”；every few days“每几天”。every“每......”，后不与冠词连用。故选B。