Переделайте предложение в страдательный залог. 1. the gangsters killed him yesterday morning 2. she hasn`t made the dinner yet 3. we should buy a new stove 4. i water the flowers every day. 5. a postman has delivered an insured letter.

1He was killed by the gangsters yesterday morning.
2The dinner hasn't been made yet.
3A new stove should be bought.
4The flowers are watered by me every day.
5an insured letter has been delivered by a postman.