【题目】—They have done a good job so far.
—Yes, but much ___________.
A. remains to do B. is remained to do
C. remains to be done D. is remained to be done
在线课程【答案】C
【解析】
考查非谓语动词。句意：——到目前为止，他们做得很好。——是的,但还有许多工作要做。此处指某事“尚待、有待于以后被处置”，后面常接不定式的被动形式，表示主语是不定式的承受者。故选C.