问题

It’s very difficult _ the child __the work in time. Let’s go and help him.

A:of, to finish
B:of, finish
C:for, to finish
D:for, finish;

正确答案是：

同类题型

Living or studying abroad, you are supposed to 　　　　yourself to new manners and customs.

The new plan________three parts,each of which is very important.[ ]

I just can’t stop worrying about the result of theEnglish examination—___________There’s nothing you can do but wait

Could you please________ my pet dog when I’m out

Up to now, they _________ a good way to solve that problem