Sub + will/ shall + be + V3 + by + object
(i) Active : My mother will forgive me.
Passive : I will be forgiven by my mother.
(ii) Active : The teacher will help me.
Passive : I will be helped by the teacher.
(iii) Active : My friend will buy a scooter.
Passive : A scooter will be bought by my friend.
(iv) Active : I will draw beautiful pictures.
Passive : Beautiful pictures will be drawn by me.
(v) Active : They will help the poor man.
Passive : The poor man will be helped by them.
(vi) Active : My brother will write a story.
Passive : A story will be written by my brother.
Sub + will/ shall + have + been+ V3 + by + object
(i) Active : Shilpa will have done the homework.
Passive : The homework will have been dony by Shilpa.
(ii) Active : The cobbler will have mend the shoes.
Passive : The shoes will have been mended by the cobbler.
(iii)Active : Ram will have finished this work.
Passive : This work will have been finished by Ram.
(iv) Active : The police will have caught the thief.
Passive : The thief will have been caught by the police.
(v) Active : My father will have repaired the house.
Passive : The house will have been repaired by my father.