Chuyển sang câu chủ động

Chuyển sang câu chủ động :
1.That movie never been seen by my father
2.The book has not been finished
3.Has snake meat been eaten by Nina ?
4.The department was being cleaned by Sam when you called
5.While the report was being written by Nina,Tôm was looking for the key
6.A present was sent to her
7.This car wash bought by my father
8.The letter is typed by my sister every day
9.Is the key found by your mother?
10.Where is the key found by your mother?