say的过去式：said；
say：v.说；讲；告诉；念；朗诵；
say的过去分词： said
He said he would love her for ever.
他说会永远爱她。
Like I said, you're always welcome to stay.
正如我以前所说的一样，我永远都欢迎你留下来。
'We must find him,' she said urgently.
“我们必须找到他。”她急切地说。
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