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题型:单选题 题类:常考题 难易度:普通
2017-2018年小学英语人教版(PEP)六年级下册Unit 3单元测试卷
① is/am {#blank#}1{#/blank#}② fly {#blank#}2{#/blank#}③ plant {#blank#}3{#/blank#}
— They're ________.
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