Irregular Verbs in Future Perfect Tense in english grammar;
| Infinitive | Future Perfect | Question | Negative |
| To come | Will have come | Will it have come…? | Will not have come |
| To do | Will have done | Will he have done…? | Will not have done |
| To be | Will have been | Will I have been…? | Will not have been |
| To have | Will have had | Will you have had…? | Will not have had |
| To get | Will have gotten | Will they have gotten…? | Will not have gotten |
| To make | Will have made | Will you have made…? | Will not have made |
| To take | Will have taken | Will you have taken…? | Will not have taken |
| To see | Will have seen | Will I have seen…? | Will not have seen |
