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题型：单选题 题类：常考题 难易度：普通
湘少版2019-2020学年小学英语三年级上册Unit 10同步练习（音频暂未更新）
—No, it isn't. It's {#blank#}2{#/blank#} (John).
—Oh, she's _______ mother. She's a teacher of our school.
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