问题

I think you should ________ your studies, or you will never achieve your goal of entering an ideal college.

A:depend on
B:concentrate on
C:put on
D:come on

正确答案是：

同类题型

If Joe’s wife doesn’t go to the party tomorrow,_____.

It was music the audience lost themselves in it.

There _____ a football match on TV at nine tomorrow evening.

Whenever you meet with difficulties, you can askthe policeman ____help.

If you successfully complete a difficult task ________ hard work, you’ll become confident.