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    ---Sorry, Professor Smith. I didn't finish the assignment yesterday. ---Oh, you have done it as yesterday was the deadline. A. must B. mustn't C. should D. shouldn't 答案:C 考点:本题考查的是虚拟语气 解析:此处表示和过去事实相反的情况.应该用should + have + 过去分词.本来应该做.而未做 【查看更多】

     

    题目列表(包括答案和解析)

    —Sorry, Professor Smith. I didn't finish the assignment yesterday.

    —Oh, you______have done it as yesterday was the deadline.

    A. must    

    B. mustn't

    C. should    

    D. shouldn't

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    –Sorry, Professor Smith. I didn’t finish the assignment yesterday.
    --Oh, you _____ have done it as yesterday was the deadline.
    A. must     B, mustn’t      C, should      D. shouldn’t

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    –Sorry, Professor Smith. I didn’t finish the assignment yesterday.
    --Oh, you _____ have done it as yesterday was the deadline.
    A. must     B, mustn’t      C, should      D. shouldn’t

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    ---Sorry, Professor Smith. I didn't finish the assignment yesterday.
    ---Oh, you      have done it as yesterday was the deadline.

    A．mustB．mustn'tC．shouldD．shouldn't

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    ---Sorry, Professor Smith. I didn't finish the assignment yesterday.

    ---Oh, you      have done it as yesterday was the deadline.

    A．must             B．mustn't           C．should            D．shouldn't

     

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