The place interested me most was the Children’s Palace.A. WhichB. whereC. whatD. in which

问题补充：

The place interested me most was the Children’s Palace.

A. Which

B. where

C. what

D. in which

答案：

(答案→)A. Which

B. where

C. what

D. in which

解析：考查定语从句。interested me most是定从，先行词是The place，在定从中作主语。所以选A。