问题

Why not talk with your parents about your willingness to attend Peking University Summer Camp?I tried __________to get them to listen to me.[ ]

A: in time
B: in vain
C: in need
D: in case

正确答案是：

同类题型

t help people to find houses outside the city, but __________, we must remember that some city people want to remain where they are.

There is not _________ for us ________.

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Do you know Tan Dun makes his music Water without any instruments一Really amazing music he has created!

“Ah, when? God knows.” He said, and ________ away from her, walked rapidly away.[ ]