Here is the text converted to reported speech:

1. Tom said that he wanted to buy a pocket calculator for his father.
2. She said that she had once spent a summer in that village.
3. The nurse said that the patient in that room hadn't obeyed her orders.
4. They told me that I had taught them English the previous year.
5. Mr. Brown said that their trip had cost them two thousand dollars.
6. He told her that he couldn't find his hat anywhere in that room.
7. My father told them that his secretary was going to finish that job.
8. They said that they couldn't meet us there either that day or the following day.
9. My mother said that she thought it wouldn't rain the next day.
10. He said that my car had been stolen.