Turn into reported speech

bài 1, Turn into reported speech :
1.Their mother said to them " Don't make so much noise "
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2.The traffic policeman said " Show me your driving license , please "
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3.Mr.Jackson to Tim " Could you give me a hand, please "
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4.The lifeguard  said "Don't  swim out too far ,boys"
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5.Nam said to the taxi drive " Please turn left at the first traffic light
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6.She said to her son"Go strairs and get into bed"
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8.Mary said ti John "Can you carry my suitcase,please?"
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9.The doctor said him "You should give up smoking"
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10.The dentist said to me "You shouldn' t eat too much sugar "
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11.The teacher said to his students "You should learn harder for the exam "
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12."Please lend me your dictionary ,Quang " said Hoa 
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