新概念英语2册47课问题
有一句话是：When I suggested that some villagers must have come in for a free dirnk,Mr.Thompson shook his head.
这里应该是must have came呀!
文章为什么写must have come?
人气：305 ℃ 时间：2020-05-02 03:02:47
解答
must have done中的done是过去分词,而come的变化形式为come came come ,came是过去式,come是过去分词
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