Помогите пожалуйста. Не сдам поставят два. Сделайте сколько сможете. Надо переработать

11. The doctor said, that you will have to stay in bed for another five days.
12. The instructor pointed out, that only the best players can participate in the Olympics.
13. He said, that it was difficul for me to persuade her to come here.
14. Mabel said, that as soon as you come to our town, visit my house and stay for a couple of days.
15. Monica said to Jess that, you are able to solve this problem alone without any outside help.
16. She said, that if I tell you my real name you will laugh.
17. The teacher said, that you must copy this text and mark all the grammatical mistakes in it.
18. Alice said to Meg, that I shall miss you when you leave for Paris.
19. Marsha said, that I did not mean to hurt you and that I only wanted to tell you what he had always concealed.
20. Lizzy said, that my house is your house whenever you need it.