You have made much progress inn your study of English,haven’t you?

题目

You have made much progress inn your study of English,haven’t you?
Yes,but much ______
A、remains to do B、is remained to do C、remains to be done D、is remained to be done
要求详细分析.

答案

C、remains to be done
首先,remain 这个动词就象系动词一样~
后面可以+表语
后面可以+不定式
没有被动形式是这个动词的特点
但是题目的意思是~progress要被去做,所以被动就要用在不定式上面~