A mistake ______ have been made on our bill. We didn’t order any fish today.A．s
题型：不详难度：来源：
A mistake ______ have been made on our bill. We didn’t order any fish today.| A．should | B．would | C．could | D．must |
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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。 |
举一反三
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