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……;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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