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    It was the old worker came that we the experiment. A.until;didn’t begin B.not until;began C.until;began D.not until;didn’t begin 答案 B 【查看更多】

     

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    It was ____ the old worker came that we ____ the  experiment.

        A. until; didn’t begin              B. not until; began

        C. until; began                     D. not until; didn’t begin

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    It was ____ the old worker came that we ____ the  experiment.

           A. until; didn’t begin      B. not until; began

           C. until; began        D. not until; didn’t begin

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    It was____the old worker came that we____the experiment.

    A.until;didn’t begin      B.not until;began

    C.until;began         D.not until;didn’tbegin

     

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    It was ____ the old worker came that we ____ the experiment.

    A. until; didn’t begin 　　　　　　 B. not until; began

    C. until; began　　　　 　　　　 D. not until; didn’t begin

     

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    It was____the old worker came that we____the experiment.

            A.until;didn’t begin      B.not until;began

            C.until;began         D.not until;didn’tbegin

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