What is done Cannot be undone voice change?

Related questions

1. What is an example of an active sentence?
2. What is past simple passive?
3. What is passive and active voice?
4. Can future continuous tense be changed into passive voice?
5. Do you know him change into passive voice?
6. How can you tell if a sentence is passive?
7. Will you have a passive voice?
8. Is my sentence passive?
9. Will I have gone tense?
10. Which tenses Cannot be changed into passive voice?

Tags

1. #doing
2. #careful
3. #regret
4. #means
5. #saying
6. #warning
7. #something
8. #right
9. #apologize
10. #anonymous
11. #shorthand
12. #statement
13. #voice
14. #forgiveness
15. #undone
16. #active