помогите....Преобразуйте предложения с действительного залога в страдательный используя...

Question

помогите....
Преобразуйте предложения с действительного залога в страдательный используя предлог ''by'' для указания лица совершившего действие.
1. Fiona had cooked this delecious turkey.
2. An international company publishes these books.
3. A bomb killed the soldier.
4. The boss gave the secretary some letters to type.
5. Sally sent Peter a birthday card.
6. The cat is chasing the mouse.
7. They are planting trees in the garden.

Answer 1

1 This delicious turkey had been cooked by Fiona
2 These books are published by an international company.
3 The soldier was killed by bomb.
4 The secretary was given some letters to type by the boss
5 A birthday card was sent Peter by Sally.
6 The mouse is been chasing by the cat.
7 Trees are been planting in the garden by them.