Julie was good at German French and Russian all of she spoke fluently.A. whoB. whomC. w

问题补充：

Julie was good at German, French and Russian, all of she spoke fluently.

A. who

B. whom

C. which

D. that

答案：

A. who

B. whom

(答案→)C. which

D. that

解析：考查定语从句。本题的先行词是German, French and Russian，关系代词which指代这些先行词在句中作为of 的宾语，故使用C项。AB指代的先行词是人，D项不能放在介词的后面。