Convert into reported speech:
6. “You have been generosity itself with your cousins,” said the teacher.
7. “Moira always comes home for dinner,” said Mr. Collins.
8. “Everyone took me for my twin brother there and behaved accordingly,” said Tom.
9. “I asked the professor some questions on grammar,” said Nelly.
10. “My mother wants to know if you are coming to see her tomorrow,” she said.
11. The doctor said: “You will have to stay in bed for another five days.”
12. The instructor pointed out: “Only the best players can participate in the Olympics.”
13. He said: “It was difficult for me to persuade her to come here.”
14. Mabel said: “As soon as you come to our town, visit my house and stay for a couple of days.”
15. “You are able to solve this problem alone without any outside help,” said Monica to Jess.