摘要： He must have finished his homework, he? A. mustn't B. didn't C. needn't D. hasn't
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He must have finished his homework for a long time, _____ he?
A. mustn’t B. didn’t C. needn’t D. hasn’t
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He must have finished his homework for a long time, _____ he?
A. mustn’t B. didn’t C. needn’t D. hasn’t
查看习题详情和答案>>