She must have read the novel last week,didn't she? 如根据last week用过去时,那陈述句中为什么用have?
She must have read the novel last week,didn't she? 如根据last week用过去时,那陈述句中为什么用have?
英语人气：491 ℃时间：2019-08-21 15:49:59
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must have 表示对过去的推测,可译为“过去一定做过…”
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