why not listen to music to relax?改为同义句

why not listen to music to relax?改为同义句 急!
Why do not you listen to some music?
Mike was late for school this moring because of the heavy traffic.改为复合句
Mike was late for school this moring because it was the heavy traffic.
There is something wrong with Jenny's new phone.改为一般疑问句
Is there anything wrong with Jenny's new phone?
Students felt relaxed after a test.对划线部分提问（relaxed）
How did students feel after a test?
Mary's father bought her a new watch last night.改为同义句
Mary's father bought a new watch for her last night