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题型：单选题 题类：常考题 难易度：普通
人教版（PEP）2018-2019学年小学英语三年级下册Unit 3 At the zoo单元测试（含听力音频）
It's a fine day today. The children{#blank#}1{#/blank#} (visit) a factory. The factory {#blank#}2{#/blank#} (make) crisps. There are many machines. Some machines {#blank#}3{#/blank#} (wash) the potatoes. One machine {#blank#}4{#/blank#} (cut) the potatoes. I remember, {#blank#}5{#/blank#} (not touch) the machines. They are dangerous.
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