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    7．-Hello!May I speak to Jack.please? -Yes.speaking. -Oh.I your voice at first. A．don’t recognise B．didn’t recognise C．hadn’t recognised D．haven’t recognised 解析:选B.听不出对方的声音应是刚才发生的事.现在当然已听出是谁的声音了.所以A.D两项是错误的,另外.C项是过去完成时.因为没有一个表示“过去 的时间参照.所以不具备用过去完成时的条件.应排除. 【查看更多】

     

    题目列表(包括答案和解析)

    ―Hello！May I speak to Jack, please?  

    ―Yes, speaking. 

    －Oh, I _______ your voice at first.

    A．don’t recognize.

    B．didn’t recognize.

    C．hadn’t recognized.

    D．haven’t recognized.

     

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    — Hello， may I have an appointment with the doctor?

        — ____    

    A. Sorry， he is busy at the moment.     B. Why didn't you call earlier?

    C. Certainly. May I know your name?     D. Sorry， he doesn't want to see you.

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    — Hello， may I have an appointment with the doctor?

        — ____    

    A. Sorry， he is busy at the moment.     B. Why didn't you call earlier?

    C. Certainly. May I know your name?     D. Sorry， he doesn't want to see you.

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    — Hello， may I have an appointment with the doctor?

        — ____    

    A. Sorry， he is busy at the moment.     B. Why didn't you call earlier?

    C. Certainly. May I know your name?     D. Sorry， he doesn't want to see you.

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    — Hello， may I have an appointment with the doctor?

    — ____    

    A．Sorry， he is busy at the moment.

    B．Why didn't you call earlier?

    C．Certainly. May I know your name?

    D．Sorry， he doesn't want to see you.

     

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