练习册

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    8．-Lucy.I told Denny about your success. -Oh.you him,I had told him already. A．shouldn’t have told B．needn’t have told C．couldn’t have told D．mustn’t have told 解析:考查情态动词.答语意为:你本没必要告诉他.我已经告诉过他了.故用needn’t have done表示 “本不必做却做了 .shouldn’t have done表示 “本不应该做但做了 ,couldn’t have done “不可能做某事 ,must表示猜测时只用于肯定句中.must have done “准是-- . 答案:B 【查看更多】

     

    题目列表(包括答案和解析)

    —Lucy，I told Denny about your success.

    —Oh，you ________ him；I had told him already.

    A. shouldn’t have told 　　　　　　　　 B. needn’t have told

    C. couldn’t have told 　　　　　　　　　 D. mustn’t have told

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