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

__ carefully if any change occurs when doing experiments in the lab..

Danny did all kinds of things to make the baby _________

g and Qing tombs have ______relatively undamaged They, ______, have suffered some damage from centuries ofexposure, wars and deliberate destruction

What an important_______ you offered me! Thanks a lot!

下列句子中，没有语病的一项是（）