Turn these folowing sentence into reported speech

Turn these folowing sentence into reported speech:
1. Mrs. oanh said, "I want to buy a new watch for my son."
-......................................................................................
2. "This store doesn't open on Sunday." the man informed me.
-.......................................................................................
3. She said, "I once spent tow weeks here in this province."
-.......................................................................................
4. The student said, "We'll be sitting for our exams next Monday."
5. The monitor said, "This boy didn't follow your requirement, Teacher."
-.........................................................................................