题目内容
【题目】I was really worried about you. You _______________ home without a word.
A. mustn’t leave B. shouldn’t have left
C. couldn’t have left D. needn’t leave
【答案】B
【解析】
试题分析:B;考查情态动词。mustn't do sth 是指禁止做……,shouldn’t have done本不应该做……,couldn’t have done本不能做……,needn't do 不需要做……;句意:我真的很担心你。你本不应该不说一声就回家的。故选B
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