I can’t find a proper person I can depend to help me.A. on whichB. on whomC. up whichD. u

问题补充：

I can’t find a proper person I can depend to help me.

A. on which

B. on whom

C. up which

D. up whom

答案：

A. on which

(答案→)B. on whom

C. up which

D. up whom

解析：定语从句考查题。先行词a proper person关系词whom在从句中做depend on的宾语。句意：我找不到我可以依赖帮助的合适的人选。