Future Perfect Continuous Tense indicates an action that will continue up until a point in the future.
Future Perfect Continuous Tense – Detailed Expression
| POSITIVE (+) | NEGATIVE (-) | QUESTION (?) |
| I will have been starting | I will not have been starting | Will I have been starting |
| You will have been starting | You will not have been starting | Will you have been starting |
| He will have been starting | He will not have been starting | Will he have been starting |
| She will have been starting | She will not have been starting | Will she have been starting |
| It will have been starting | It will not have been starting | Will it have been starting |
| We will have been starting | We will not have been starting | Will we have been starting |
| You will have been starting | You will not have been starting | Will you have been starting |
| They will have been starting | They will not have been starting | Will they have been starting |
Positive Sentences
- I will have been working for seven hours by the time the boss comes
- She will have been sleeping for one hour when he gets home.
- At 4 o’clock, we will have been waiting you for one hour.
- She will have been sleeping at home for two hours when we arrives.
Negative Sentences
- I will not have been shopping on Tuesday.
- He will not have been playing football tomorrow evening.
- They will not have been going for a picnic.
- We will not have been living there for two years by the end of this year.
Question Sentences
- Will you have been studying English?
- Will it have been raining for three hours?
- Will she have been teaching French for 1o years next year?
- Will the baby have been playing with toys for one hour?
