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题型:单选题 题类:常考题 难易度:普通
连乘7690
{#blank#}1{#/blank#}12 {#blank#}2{#/blank#}
{#blank#}3{#/blank#} {#blank#}4{#/blank#}
{#blank#}5{#/blank#} {#blank#}6{#/blank#}
{#blank#}7{#/blank#} {#blank#}8{#/blank#}
×8= 1-0× =
599÷6≈ 52-32= 0.75÷15=
68×51≈
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