2, Viet asked Nam what his favorite sci-fi movie or TV show was.

3, The reporter asked Mr. Quang if he had seen a UFO the previous day evening.

4, I asked John if he had ever looked through a telescope.

5, They asked when the next space buggy would be sent to the moon.

6, Tom asked the presenter how and when the universe had been created.

7, Mai asked Dr. Taylor if he was going to visit NASA the following Thursday.

8, Laura asked Ms. White if she might ask her some questions about other planets.

9, We asked the scientist what artificial satellites were used for.

10, Phong asked Dr. Nelson if the Earth would ever be visited by aliens.

2. "What is your favourite sci-fi movie or TV show, Nam?" said Viet

=>Viet asked Nam what his favorite sci-fi movie or TV show was.

3. "Did you see a UFO yesterday evening?" the reporter asked Mr. Quang.

=>The reporter asked Mr. Quang if he had seen a UFO the previous day evening.

4. "Have you ever looked through a telescope?" I asked John.

=>I asked John if he had ever looked through a telescope.

5. "When will the next space buggy be sent to the moon?" they asked

=>They asked when the next space buggy would be sent to the moon.

6. "How and when was the universe created?" Tom asked the presenter.

=>Tom asked the presenter how and when the universe had been created.

7. "Are you going to visit NASA next Thursday?" said Mai to Dr. Taylor. 

=>Mai asked Dr. Taylor if he was going to visit NASA the following Thursday.

8. "May I ask yOu some questions about other planets?" Laura asked Ms. White. 

=>Laura asked Ms. White if she might ask her some questions about other planets.

9. "What are artificial satellites used for?" we asked the scientist. 

=>We asked the scientist what artificial satellites were used for.

10. "Will the Earth ever be visited by aliens?" Phong said to Dr. Nelson.

=>Phong asked Dr. Nelson if the Earth would ever be visited