— did you last see him?— Two weeks ago.A. HowB. WhereC. WhatD. When

问题补充：

— did you last see him?

— Two weeks ago.

A. How

B. Where

C. What

D. When

答案：

A. How

B. Where

C. What

(答案→)D. When

解析：考查情景交际。根据答语“两周前”可知，问的是“时间”。how“怎样”；where“哪里”；what“什么”；when“何时”。故选D。