将来完成时

[例题]

1.I expect you will have changed your mind by tomorrow.

（我预料到明天你会改变主意了。）

2.by the end of this month, we surely will have found a satisfactory solution to the problem.

（到本月底，我们肯定会找到一种令人满意的解决此问题的方法。）

3.Yhe conference will have lasted a full week by the time it ends.

（到结束时，会议持续了整一周的时间。）

4.By the time you arrive in london, we will have stayed in Europe for two weeks.

（等你到达伦敦时，我们已在欧洲呆了两个星期了。）

5.I hope her health will have improved greatly by the time we come back next year.

（我希望明年我们回来时，他的身体已好起来了。）

6.hurry up, or the tickets will have been sold out by the time we get there.

（快点，不然的话，我们到达那儿时，票就售完了。）

[解析]动词的将来完成时表示 在将来某个日期或某一个动作发生之前，常用by来引导某时间另一个动作将要结束或完成。