问题

You’ve made great progress in your studies 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

正确答案是：

同类题型

Learn to ______ your knowledge with your experience, and you are sure to succeed.

Not until he left his home _____ to know how important the family was for him.

I won’t pass the exam ______I work hard.

The most obvious reason why computer-based testing isbecoming increasingly popular is that it makes tests easier ______.

下列加横线词解释有误的一项是（）