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完成反义疑问句:①Somethingwaslost,wasn't?②Somebodyisintheclassroom,isn't?

题目详情
完成反义疑问句:①Something was lost,wasn't_____?②Somebody is in the classroom,isn't_____?
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答案和解析
①Something was lost,wasn't_it____?②Somebody is in the classroom,isn't__he或者she___?