Rewrite the sentences

8. The mother asked her son, "Have you finished your homework?"
->...
9. He said to her, "you are my friend."
->....
10. Johnny said to his father, "I don't know how to do this exercise."
->.....
11. Nam said "I am told to be at school before 7 o'clock".
->......
12. Thu said "All the students will have a meeting next week".
->.....
13. Phong said to me "My parents are very proud of my good marks".
->.....
14. The teacher told "All the homework must be done carefully".
->..