Question

— Do you know Confucius,Mike?
— Yes.He was a great thinker_______had many wise ideas about behavior .
A. who                  B. whom                C. whose

Answer 1

A

此题考查定语从句，下文先行词a great thinker，做从句中逻辑主语，故指人的引导词用who，谁，选A。