Переведите в косвенную речь пожалуйста
1. “You mustn’t play with knives, children”, said their mother. 2. “You needn’t get up till nine tomorrow”, I warned. 3. He said, “After the lecture I have to go home quickly”. 4. “You should try to repair your chair”, she said. "I can, but nothing will come of it", answered the boy.