问题

You park here! It’s an emergency exit.
A:wouldn’t
B:needn’t
C:couldn’t
D:mustn’t
B:needn’t
C:couldn’t
D:mustn’t
正确答案是:
同类题型
We were told not to touch the equipment inthe laboratory unless ________.
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Tom is _______ honest boy. We all believewhat he says.
To be qualified for the job , _________
You look unhappy. _____________— I lost my watch on my way home.