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题型:填空题 题类:常考题 难易度:普通
11~~20各数的认识434(11题)
2+9{#blank#}1{#/blank#}12 4+8{#blank#}2{#/blank#}12 19-7{#blank#}3{#/blank#}8
6+9{#blank#}4{#/blank#}15 4+8{#blank#}5{#/blank#}15-3 10-7{#blank#}6{#/blank#}2+7
{#blank#}1{#/blank#}×4<29 34>5×{#blank#}2{#/blank#} 7×{#blank#}3{#/blank#}<30 81>9×{#blank#}4{#/blank#}
{#blank#}5{#/blank#}×8<55 60>{#blank#}6{#/blank#}×9 {#blank#}7{#/blank#}×6<38 3×{#blank#}8{#/blank#}<27
300秒{#blank#}1{#/blank#}3分 2005米{#blank#}2{#/blank#}2千米
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