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题型:单选题 题类:真题 难易度:普通
2016年山东省泰安市中考英语真题试卷
—Sweeping robots _________ more and more widely today. Why not buy one?
{#blank#}1{#/blank#} {#blank#}2{#/blank#} {#blank#}3{#/blank#}the classroom.
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