问题

It`s not easy _ Chinese students _Englishwell.

A: of, to learn
B: for, learning
C:of, learning
D: for, to learn

正确答案是：

同类题型

Father ’s Day is coming. I plan to buy ______ nice bagfor my father.

There ______a number of books in our school library. The number ofbooks________getting larger than last year.

Go back home now, Mary. Your parents ______ your safety.

Many people thought highly of what he said, but , I thought he just showed himself off

Could you tell me ____________________________