3. He said they would experiment on different objects.
4. He said the formula was quite correct.
5. They were surprised as she didn't know how to take temperature.
6. He said that the signal traveled in a straight line.
7. She said the people were moving in the opposite directions.
8. Mary said the article would be published in a lot of journals.
9. The teacher noted that there were many significant facts in that article.
10. They said they had brought a stone from the Moon.
11. He promised he would answer all my questions.
12. They said he had suggested a new idea but we hadn't accepted it.
13. She noted that she had read that article several times.
14. They say he is holding something in his hand.
15. He adds he hasn't solved this problem yet.
16. She said they had agreed with each other on a lot of problem.
17. They said one of the observers was sitting in the train.
18. They added that Tom was eager to visit Moscow museums.
19. She says that they improved the design of the device.
20. He said they had made all the experiments.
21. He said he would do all the work in time.
22. The teacher told me that I hadn't answered the question.
23. She said he had brought a new device and given it to her.
24. He says he is doing an important experiment.
25. He promised he would write a formula.
26. She added that they had constructed the device and they could use it.