Future perfect Vs Futere perfect progressive

1. Future perfect simple

2. It is used when an action Will be completed before a future time

3. Structure : Will+have+past participle

4. Structure: Subject+ Will have been+ (verb+ ing)

5. Example: You Will have been working

6. Time Makers

7. By the time /When/ Before

8. Future perfect continuos

9. Use to determine how long an action Will have lasted at certain point in the future .