Healp! Переведите на российский язык, обращая внимание на Participle I и

Healp! Переведите на русский язык, обращая внимание на Participle I и Participle II.
1. A person taking a bath is our patient.
2. A person taking to the hospital was his brother.
3. The letter written by him was very long.
4. Don't make mistakes writing a letter.
5. The question put to the professor was important.
6. While putting the flowers into the vase he broke it.
7. I saw my friend saying good bye to his girl-friend.
8. She didn't understand the word said by him.
9. He didn't see the things kept in her box.
10. Ann entered the room keeping a book in her хэнд.