— does your father work?—He works in a hospital.A. WhatB. HowC. WhoD. Where

问题补充：

— does your father work?

—He works in a hospital.

A. What

B. How

C. Who

D. Where

答案：

A. What

B. How

C. Who

(答案→)D. Where

解析：根据答语的内容—He works in a hospital.他在医院工作，可推断出上句问的是你的父亲在哪工作？所以答案为D。