________isverydifficultforus______

发布时间：2020-07-25 22:07:50

________ is very difficult for us ________ so much work in so little time.A.It; finishB.It; finishingC.He; to finishD.It; to finish

网友回答

D解析It is difficult/easy...for sb. to do意为“对某人来说干……是很困难/容易的”。It为形式主语，代替后面的动词不定式。
以上问题属网友观点，不代表本站立场，仅供参考！