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计算题
    13 - 2 =
    27 x 4 =
    18÷6=
    12-5=
    2 + 92 =
    8+17=
    3x3=
    68-8=
    37 x 15 =
    250÷2=
    33 x 33 =
    30 x 24 =
    360÷1=
    8+4 =
    5x1=
    70 - 50 =
英语题
    piano music
 




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