I’ve become good friends with several of the students helped me in the English speech cont

问题补充：

I’ve become good friends with several of the students helped me in the English speech contest last year.

A. who

B. where

C. when

D. which

答案：

(答案→)A. who

B. where

C. when

D. which

解析：考查定语从句。本定语从句的先行词是students, who指代先行词在句中做主语。句意：我和去年的演讲比赛中帮我的几个学生成了好朋友。故A正确。