Срочно! Помогите пожалуйста! Нужно из прямой преобразовать в косвенную речь

1) Tom said that the letter had been sent the day before.

2) The secretary asked if Mr. Warren had received their fax.

3) He said Jack not to tell a lie.

4) He said that he was busy.

5) Jane asked if Mary was listening to her.

6) She asked Mark if he would be sleeping at 8 a. m.

7) She said that she hadn't known that man.

8) He asked what I had said.

9) John asked Linda if she were free tonight?

10) He asked when the contract would be signed.

11) She asked Jack where the tallest highscraper was located.

12) The children asked dad if he had ever been inside a highscraper.

13) She said that there were so many interesting people living in New York.

14) She said to her son not to forget the keys.