a. rewrite the sentence into active voice.
1. The towns are guarded by the frontline workers.

b. Rewrite the sentence into passive voice.
1. She sang a beautiful song.
2. The children make their beds.
3. The students have not read the book.
4. They will not show the new film.
5. Will the school employ a new cook?

please its urgent!!...Any one please help me...