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请问will have done 用法
请问 they will have finished 和 they will finish 有什么区别?
人气:296 ℃ 时间:2020-02-03 08:58:16
解答
will have done是将来完成时,强调在某一时间的时候.已经.完成
标志词有bythe end of this(next) term\week\year\month,在今、这(下一个)学期\周\年\月之前(某人已经做完了...),比如
They will have finished the homework by the end of the week.到那时一定已做完
而will do是一般将来时,只强调动作即将发生,却没有一定会完成的意思(这就是与将来完成时最大的区别)
They will do their homework this year.不一定做完
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