填空题
选择题
实践题
  
判断题
计算题
    421÷1=
    465÷5=
    256÷1=
    89-4=
    19 x 13 =
    9+52=
    9+55=
    4 + 2 =
    80 - 30 =
    25 x 6 =
    634÷1=
    735÷3=
    602÷2=
    903÷3=
    8÷1=
    60-6=
    76÷2=
英语题
    a card trick
 




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