Change these sentences into passive voice

1.Hurricanes destroy a great of property each year.
=>A great of property is destroyed by hurricanes each year.
2.They were cleaning the room when I came yesterday.
=> The room was being cleaned when I came yesterday.
3.Two people aren't cooking dinner on the beach.
=> Cooking dinner is not being cooked by two people on the beach.
4.I wasn't chatting with my friends while my teacher was teaching the lesson yesterday.
=> My friend was not chatted with me while the lesson was being taught by my teacher yesterday.
5. After the children hadn't finished their homework, they went to bed.
=> After the children's homework had not been finished by the children, they went to bed.

=> When her work had not been done , she went to the cinema.
7. I am not going to watch films with my friend because I am sick.
=> The films is not going to be watched with my friend by me because of my sickness.
8. My sister isn't going to cook a delicious meal for dinner.
=> A delicious meal is not going to be cooked for dinner by my sister.
9. Was he planting trees in the garden at 4 pm yesterday?
=> Were trees in the garden be planting at 4 pm yesterday (by him)?
11.Should we draw a big colorful picture for the street children?
=> Should a big colorful picture be drawn for the street children?
12.How did the police find the lost man?
=> How was the lost man found by the police?