问题

It’s quite clever ________ you _______ out the problem.
A:for; working
B:for; to work
C:of; working
D:of; to work;
B:for; to work
C:of; working
D:of; to work;
正确答案是:
同类题型
Although he works hard, he makes___________..—-In that case, he should improve his method of study.
Dad, must I finish my homework today——No, you .You may do it tomorrow.
I should have to teach all subjects___ art, which he taught___[ ]
Whenever possible, John ________ how well he speaks Japanese. [ ]
I’m sure Andrew will win the first prize in the final.—I think so.He ________ for it for months