I was told that there were about 50 foreign students Chinese in the school most were fr

问题补充：

I was told that there were about 50 foreign students Chinese in the school, most were from Germany.

A. study; of whom

B. study; of them

C. studying; of them

D. studying; of whom

答案：

A. study; of whom

B. study; of them

C. studying; of them

(答案→)D. studying; of whom

解析：考查非谓语动词及定语从句。studying Chinese是现在分词短语做定语；第二空考查定语从句，先行词foreign students，故选D。