Question

“How does he make     living”?
As   matter of fact, He is a policeman.

A． a，a

B． a, the

C． the, a

D． the, the

Answer 1

A

试题分析：句意："他如何生活"？事实上，他是一名警察。make a living(谋生)和As a matter of fact（事实上）都是固定短语。故选A。 
考点: 考查冠词的用法。