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题型：句子改错 题类： 难易度：普通
人教版（PEP）四年级下册 Unit 5 Part B Let's learn&Let's find out 分层作业
She {#blank#}1{#/blank#} （was/wasn't）fat then.
She {#blank#}2{#/blank#} （is/isn't）thin now.
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