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    The teachers change the forms of practice, and sometimes some practice as well. A.need, needs change B. need, needs to change o,needs to change D. need to, needs changing 【查看更多】

     

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    .The teache rfound ____ difficult to decide____ he would take with him to attend the

    conference.

      A.it;whom        B.himself;who       C.this;whom      D.that;who

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