将来完成时

型态

将来完成式是由两个要素组成:
动词 to have 的一般将来式 (will have) + 主要动词的过去分词

主词 + will have + 主要动词的过去分词
He will have finished.
I will have finished.
将来完成时,以 to arrive 为例
肯定句 否定句 疑问句 否定疑问句
I will have arrived I won't have arrived Will I have arrived? Won't I have arrived?
You will have arrived You won't have arrived Will you have arrived? Won't you have arrived?
He will have arrived He won't have arrived Will he have arrived? Won't he have arrived?
We will have arrived We won't have arrived Will we have arrived? Won't we have arrived?
They will have arrived They won't have arrived Will they have arrived? Won't they have arrived?

作用

将来完成进行时涉及未来未完成的动作。当使用这个时态时,我们对未来会有所期望,并且反观在未来某时间会完成的动作。大部分常与时间词一起使用。

举例
  • I will have been here for six months on June 23rd.
  • By the time you read this I will have left.
  • You will have finished your report by this time next week.
  • Won't they have arrived by 5:00?
  • Will you have eaten when I pick you up?