问题
选择题
Mark ________ have hurried. After driving at top speed, he arrived half an hour early.[ ]
A. needn't
B. wouldn't
C. mustn't
D. couldn't
答案
答案：A
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Mark ________ have hurried. After driving at top speed, he arrived half an hour early.[ ]
A. needn't
B. wouldn't
C. mustn't
D. couldn't
答案：A