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题型:填空题 题类:常考题 难易度:容易
7的乘法口诀1812 10
4×7=
9×4=
36
32
{#blank#}1{#/blank#}
{#blank#}2{#/blank#}
20
0,4,8,12,{#blank#}1{#/blank#},{#blank#}2{#/blank#},{#blank#}3{#/blank#},{#blank#}4{#/blank#},{#blank#}5{#/blank#},{#blank#}6{#/blank#},{#blank#}7{#/blank#},44,48.
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