Turn these flowing sentences into reported speech

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