I have finished a large part of the exercises,the rest of which ____for Mr.Li.

题目

I have finished a large part of the exercises,the rest of which ____for Mr.Li.
请问这里用is还是are?

答案

选 are
exercise 的复数指“练习题,试题,问题”是可数的.
这句话是说“我已经做完了大部分的题目,剩下的是留给李先生的.