Ответ: 1. John said that the concert finished at four.

2. Mary said that she had finished the report.

3. She told me that she would be late.

4. They told their mother that they would have dinner in a cafe.

5. He said that he was joining the Maths Club at school.

6. Rosie said that the bell was ringing.

7. My mum said that nobody had to do it.

8. Bill noticed that they could speak about it later.