摘要： You have already tried your best, so you worry about the matter. A) can’t B) mustn’t C) needn’t D) oughtn’t
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You have already tried your best, so you _____ worry about the matter.
[ ]
A. can't
B. needn't
C. mustn't
D. couldn't
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B. needn't
C. mustn't
D. couldn't
You have already tried your best, so you ________ worry about the matter.
A. can't
B. needn't
C. mustn't
D. couldn't
查看习题详情和答案>>You have already tried your best, so you ________ worry about the matter.
A. can't
B. needn't
C. mustn't
D. couldn't
查看习题详情和答案>>