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    He devoted most of his time to researching into space, believing his hard work would sooner or later. A. pay back B. pay for C. pay off D. pay up 【查看更多】

     

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    He devoted most of his time to researching into space, believing his hard work would ______ sooner or later.

    A．pay back

    B．pay for

    C．pay off

    D．pay up

     

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    He devoted most of his time to researching into space, believing his hard work would ______ sooner or later.


    1. A.
      pay back
    2. B.
      pay for
    3. C.
      pay off
    4. D.
      pay up

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    He devoted most of his time to researching into space, believing his hard work would ______ sooner or later.

    A. pay back         B. pay for      C. pay off     D. pay up

    查看答案和解析>>

    He devoted most of his time to researching into space, believing his hard work would ______ sooner or later.

    A．pay backB．pay forC．pay offD．pay up

    查看答案和解析>>


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