We were driving down the hill. A strange object suddenly appeared in the sky

33. We were driving down the hill. A strange object suddenly appeared in the sky.
→While..
 
34. I asked Nga. "Do you want to spend your holiday in an ethnic village in Sa Pa?"
→ I asked Nga if
 
35. Minh said "I want to be a doctor."
 
→Minh said that..............
 
36. This mansion belongs to her
 
→This mansion.............