6.She said to him: "Do you come here every day?"
She asked him if he came there every day
7. I have never heard such a romantic story.
This is the first time i have ever heard such a romantic story
8. I asked "Will you ride a bike fast, Lan ?"
I asked Lan if she will be riden a bike fast

9.Will you close the doors and the windows, please?
Would you mind
10. They spent an hour writing the report.
It took.