Future Perfect Tense Active and Passive Voice Rules, Explained with Examples

Positive Form:

Active Voice:
[Subject + will + have + 3rd form of verb + Object]
Passive Voice:
[Object + will + have + been + 3rd form of verb + by + subject]
Examples:

Active VoicePassive Voice
She will have cooked dinner.Dinner will have been cooked by her.
He will have solved the puzzle.The puzzle will have been solved by him.
We will have booked the tickets.The tickets will have been booked by us.
They will have finished the work.The work will have been finished by them.
I will have written the bookThe book will have been written by me
Negative Form:

Active Voice:
[Subject + will + not + have + 3rd form of verb + object]
Passive Voice:
[Object + will + not + have + been + 3rd form of verb + by + subject]
Examples:

Active VoicePassive Voice
They will not have completed the task.The task will not have been completed by them.
She will not have submitted the report.The report will not have been submitted.
He will not have fixed the broken window.The broken window will not have been fixed.
I will not have completed the project.The project will not have been completed by me.
John won’t have finished the assignmentThe assignment won’t have been finished by John.
Interrogative Form:

Active Voice:
[Will + subject + have + 3rd form of verb + object + ?]
Passive Voice:
[Will + object + have + been + 3rd form of verb + by + subject + ?]
Examples:

Active VoicePassive Voice
Will he have solved the puzzle?Will the puzzle have been solved by him?
Will she have finished her work?Will the work have been finished by her?
Will the mechanic have fixed the car?Will the car have been fixed by the mechanic?
Will he have finished the book?Will the book have been finished by him?
Will the team have won the game?Will the game have been won by the team?