Question

will she have written a letter? Change the voice

Answer 1

HEY MY DEAR MATE UR ANS IS

Would the letter has been written by her

*HOPE IT HELPS U*

Answer 2

Rule of converting future perfect tense (active voice interrogative sentence) to passive voice:---

Will + convert object to subject +have + been + verb (3rd form) +by + convert subject to object + ?

So the passive voice of
Will she have been written a letter ?

Will be :----

Will a letter have been written by her ?
Hope you have understood the rules well..
Thanks