Question

He is the only student ________ plays table tennis better than Jim.

1. A.
   why
2. B.
   where
3. C.
   who
4. D.
   which

Answer 1

C
考查定语从句。从句中明显缺失主语，why与where是关系副词，不能作主语，可排除；再看先行词是student（是人，不是物品），而后面从句的动词词组是play table tennis，也应该是人发出的动作，所以选能代表“人”的关系代词who。