练习册

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    What does the abbreviation “AAT stand for in the passage? A. Animal-associated treatment B. Animal-assisted therapy C. Animal-appreciated treatment D. Animal-attention therapy 【查看更多】

     

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    For real numbers ａ and b， define a＄b＝（a－b）. What is （x－y）＄（y－x）？______

     

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    A semipro baseball league has teams with 21 players each. League rules state that a player must be paid at least ＄15，000，and that the total of all players’ salaries for each team cannot exceed ＄700，000. What is the maximum possible salary，in dollars，for a single player？

    A. 270，000    B. 385，000    C. 400，000    D. 430，000    E.700，000

     

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    A saying goes         practice makes perfect.


    1. A.
      which
    2. B.
      that
    3. C.
      whether
    4. D.
      what

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