题目内容
What a pity! I _____ in London for three more days, but something urgent needed to be dealt with back in Beijing.
A. must have stayed B. could have stayed C. may have stayed D. needn’t have stayed
B
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题目内容
What a pity! I _____ in London for three more days, but something urgent needed to be dealt with back in Beijing.
A. must have stayed B. could have stayed C. may have stayed D. needn’t have stayed
B