题目内容
A mistake ______ have been made on our bill. We didn’t order any fish today.
A.should B.would C. could D. must
【答案】
D
【解析】
试题分析:考查情态动词。句意:我们的账单一定是出错了,我们没有要鱼。Should have done本应该;could have done本可以;must have done一定是。故选D。
考点:考查情态动词
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