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为什么谈论将来的事情时要用现在完成时?我们不能使用将来完成时( will have pp )吗?

teacher

母语人士的回答

Rebecca

我们之所以如此完美地发言,是因为我们不知道格鲁将来何时或是否会do something evil的do something evil 。 will have done表示您将来会做某事。我将告诉您两者之间的区别。示例: Call me when you've done the paperwork. (文书工作you've done时给我打电话you've done因为you've done不知道She will have done the paperwork by Tuesday, so we can look at it on Wednesday. 。)示例: She will have done the paperwork by Tuesday, so we can look at it on Wednesday. (她必须在星期二之前完成文书工作,我们可以在星期三进行调查。-使用工作will have done因为有最后期限。)

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