问题补充:
It is difficult you finish the work in a week.
A. of, to
B. with, to
C. with, for
D. for, to
答案:
A. of, to
B. with, to
C. with, for
(答案→)D. for, to
解析:句意:对你来说,在一周内完成这项工作是困难的。本题考查的句型是It is adj. for sb. to do sth.,对某人来说做某事是…的。这是一个固定句型,it 是一个形式主语,真正的主语是to do sth. 这个动词不定式。当形容词表示人的性质的时候,介词用of。故选D。