1. Robert said he liked his workmates.
2. She said she wouldn't have time to finish the science project that day.
3. He said he could get home on his own.
4. Mary said they were doing a good job.
5. Tim said he would visit New Zealand the following year.
6. The girl said she hadn't seen Paul that morning.
7. Brenda said they had to go to the hospital right then.
8. Brian said they had been there since that morning.
9. She said she had to work the following Saturday.
10. He said solar energy can improve life on Earth.
11. He said that he and Nancy had decided to exchange roles a year before.
12. Peter said that he understood his children better then and that they were getting along quite well.
13. Mike said Kate was giving a party to all her friends that weekend.
14. I asked (him/her/them) if he/she was / they were going to the disco that night.
15. Sam asked if he always came to that bar.
16. Rose asked me where I had bought that cool t-shirt.
17. The author asked why they wanted the latest mobile phone models.
18. His mother asked him when he did his homework.
19. She told her son to go to his bedroom immediately.
20. Carol told him not to leave the door open.
2. You mustn't miss the seminars.
3. This man doesn't have to say who he is.
4. He mustn't speak sitting down.
5. You mustn't speak Russian in class.
6. You don't have to do this exercise written.
7. She doesn't have to do this work alone.
8. He doesn't have to answer my question.