Rewrite the sentence without changing the meaning

Ex1. Rewrite the sentence without changing the meaning
1. What is your date of birth?
=> When___________________________________________________________
2. I can only relax by sleeping in a dark room.
=> Only ___________________________________________________________
3. She is usually a hard worker.
=> She ___________________________________________________________
4. Who was the inventor of this machine?
=> Who___________________________________________________________
5. We like reading books better than seeing movies.
=> We___________________________________________________________