Also called the Future Perfect Progressive
Download this explanation in PDF here.
Read about how to make the future perfect continuous here.

- In April, she will have been teaching for twelve years.
- By the time you arrive, I'll have been cooking for hours!
- I've been working here for 11 months and three weeks. (This is correct, but the time is not an easy number.)
- On Tuesday, I will have been working here for one year. (A much easier number.)
- When I see you, I'll have been studying, so I'll be tired.
- Future Perfect Continuous Positive
- Future Perfect Continuous Negative
- Future Perfect Continuous Questions
- Mixed Future Perfect Continuous Exercise