Form
Udvidet førfremtid (future perfect continuous) består af to elementer
førfremtid af udsagnsordet "to be" (will have been) + lang tillægsform af hovedudsagnsordet (stammen + ing)
| Grundled | + will have been | + lang tillægsform |
|---|---|---|
| He | will have been | playing. |
| I | will have been | playing. |
To live, udvidet førfremtid
| Bekræftende | Nægtende | Spørgende | Nægtende spørgende |
|---|---|---|---|
| I will have been living | I won't have been living | Will I have been living? | Won't I have been living? |
| You will have been living | You won't have been living | Will you have been living? | Won't you have been living? |
| He will have been living | He won't have been living | Will he have been living? | Won't he have been living? |
| We will have been living | We won't have been living | Will we have been living? | Won't we have been living? |
| They will have been living | They won't have been living | Will they have been living? | Won't they have been living? |
Funktion
Ligesom almindelig førfremtid (future perfect simple) bruges denne form til at forestille os selv i fremtiden og se tilbage. Den henviser til uafsluttede hændelser eller handlinger, men som vil blive fuldført engang i fremtiden. Den bruges oftest sammen med et tidsudtryk.
Eksempler
- I will have been waiting here for three hours by six o'clock.
- By 2001 I will have been living in London for sixteen years.
- When I finish this course, I will have been learning English for twenty years.
- Next year I will have been working here for four years.
- When I come at 6:00, will you have been practicing long?