Ответ:
1.someone told him, "do not open this notebook!"
2.the receptionist said, "sorry, we are not working today"
3. I asked my friend, "maybe you want some tea"?
4. the fight attendant asked, "dear passengers, did everyone fasten their seat belts"?
5. my friend asked, "are you ready for the competition"?
6. the teacher said, "children read the text carefully"!
7. he asked the driver, "where will the next stop be?"
8. my father told me, "you have the most beautiful mother in the world"