问答
by是哪个词的缩写(1个结果)
I'da是什么的缩写呢?原句子是I'da known that ...,想知道其中的'da是哪个词的缩写.注意是'da,
最佳答案:从动词know的过去分词形式就知道这句是虚拟语气的完成时:I would have known that ...所以'da = would have
by是哪个词的缩写
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