问题

We __________ pay to get into the concert. It’s free.

A:can’t
B:mustn’t
C:might not
D:don’t have to;

正确答案是：

同类题型

The police have ____ power to deal withsuch matters by ____ law．

Because he works in a remote area, he visits his parents only ______

He wishes to make friends with ____ shares his hobbies and interests.

Why ________ at home and watch TV

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