Chuyển các câu sau sang câu chủ động

Chuyển các câu sau sang câu chủ động:
1. Is recycled paper being used? => They are.....
2. Will a new school be built very soon? => Will.....
3. A lot of work is done everyday.=> People....
4. Many trees are cut down to make paper.=>People....
5. English is considered the most international language.=>They...
6. These doors should be shut before 5 pm.=> He...
7. I was given a beautiful glass on my birthday by Hung.=>Hung.....
8. Many lakes and rivers have been destroyed by pollution from factories.=> Pollution.....
9. The Christmas trees were decorated and put at the front doors.=>People....
10. Somebody must do something for these poor men.=> Something......
Giúp e vs ạ e cảm ơn!