11. Change this complex sentence into two simple sentences.

12. Change this sentence into negative form. Follow the example.

Examρle: She likes music. She doesn 't like music.

13. Rewrite this sentence by adding an appropriate tag question. Follow the example.

Example: She likes music. She likes music , doesn't she?

14. Change this sentence from active voice into passive voice.

15. Build one question about the underlined part in the sentence.