Question

【题目】Yesterday I met Li Ping, _____________ seemed to be very busy.

A. that B. which

C. who D. she

Answer 1

【答案】C

【解析】考查定语从句。先行词是Li Ping指“人”，关系代词用who，在定语从句中作主语。句意：昨天我遇到李萍，她好像很忙。故选C。