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英语教材

过去将来完成时

过去将来完成时(past future perfect tense)表示在过去将来某一时间以前已经完成的动作。它的形式由should(第一人称)或Would(第二、三人称)加have再加过去分词构成。美国英语一律用Would。 用法举例: He said he would have paid me back the money by the end of the week.他说将在周末前还我钱。 We told him that we should have returned to the...

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