将来完成进行时
从过去或现在一直持续到将来某一时间点的动作，强调持续性。形式：will have been + V-ing。
将来完成进行时
从过去或现在一直持续到将来某一时间点的动作，强调持续性。形式：will have been + V-ing。
将来完成进行时
将来完成进行时
从过去或现在一直持续到将来某一时间点的动作，强调持续性。形式：will have been + V-ing。
By December, she will have been working here for ten years.
到12月份，她在这里工作就满十年了。
By next summer, I will have been learning English for six years.
到明年夏天，我学英语就满六年了。
They will have been traveling for three months by the time they return home.
等他们回到家时，他们已经旅行了三个月了。
Will you have been living in Japan for five years by then?
到那时候你在日本就住了五年了吗？
By the end of this week, he will have been training for the marathon for four months.
到本周末，他为马拉松训练就满四个月了。
She won't have been studying long enough to pass the exam by tomorrow.
到明天为止她学习的时间还不够长，不足以通过考试。
By the time the concert starts, we will have been waiting in line for two hours.
等音乐会开始时，我们将已经排队等了两个小时了。
By 2030, they will have been running the company for twenty years.
到2030年，他们经营这家公司就满二十年了。