摘要： You cross the road when the traffic lights are red. It’s dangerous. A. needn’t B. may not C. mustn’t
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You __ _ cross the road when the traffic lights are red. It’s dangerous.
A. needn’t B. may not C. mustn’t
A. needn’t B. may not C. mustn’t
You _____ cross the road when the traffic lights are red. It's dangerous.
[ ]
A. needn't
B. may not
C. mustn't
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B. may not
C. mustn't