摘要：Your mother was really anxious about you. You home without a word. A. needn't leave B. mustn't leave C. couldn't have left D. shouldn't have left 答案:D 指导:根据题意可以看出.此处是表示对发生过的事情的一种责备.意为“本不该做某事而实际上做过了 .
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