A、  B、  C、  C题目是典型的由疑问词what引导的特殊疑问句，问Audrey的职业是什么。(C)回答说是老师，因此是正确答案。

How do you get to your office?
(A) I drive myself.
(B) I was here about forty-five minutes ago.
(C) I work downtown.

What does Audrey do for a living?
(A) She’s reading a mystery book.
(B) She likes to play golf.
(C) I believe she’s a teacher.