试题 试卷
题型：语法填空（单句） 题类：常考题 难易度：普通
牛津译林版2018-2019学年小学英语六年级上册Unit 7测试卷
They {#blank#}1{#/blank#} （were/weren't）dirty then.
They {#blank#}2{#/blank#} （are/aren't）clean now.
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