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    While watching television, . A. the doorbell rang B. we heard the doorbell ring C. there was someone knocking at the door D. we heard the doorbell rung 【查看更多】

     

    题目列表(包括答案和解析)

    While watching television, _______________________.

    A. the doorbell rang                        B. we heard the doorbell ring

    C. there was someone knocking at the door     D. we heard the doorbell rung

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    While watching television, ____________.

    A. the doorbell rang　　　　　　　　　　 B. we heard the doorbell ring

    C. there was someone knocking at the door　 D. we heard the doorbell rung

     

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    While watching television,         .

             A．the doorbell rang                                           

             B．we heard the doorbell ring

             C．there was someone knocking at the door                                         

             D．we heard the doorbell rung

     

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    While watching television, ____.

    A．the doorbell rang

    B．we heard the doorbell ring

    C．there was someone knocking at the door

    D．the doorbell was ringing

     

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    While watching television,         .

           A．the doorbell rang           

           B．we heard the doorbell ring

           C．there was someone knocking at the door

           D．we heard the doorbell rung

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