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题型：单选题 题类： 难易度：普通
人教版（PEP）六年级下册 Unit 2 Last weekend Part A Let's try&Let's talk 同步练习
—Yes, he did.
They {#blank#}1{#/blank#} （were/weren't）dirty then.
They {#blank#}2{#/blank#} （are/aren't）clean now.
— She can play ping-pong.
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