请问这道题选择什么呢？最好能讲解下 谢谢！ 60
She___beinofficebecauselsawherjustnowintheshop.A.can'tB.mustn'tC.needn'tD.wasn't...
She ___be in office because l saw her just now in the shop.
A.can't B.mustn't C.needn't D.wasn't 展开
A.can't B.mustn't C.needn't D.wasn't 展开
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