Hi Da Hye, 

Your passion for astrophysics and stars is truly inspiring! It's amazing how early experiences, like lying under the stars as a child, can shape our interests and aspirations. Keep exploring your love for the cosmos, and who knows, you might find a way to incorporate it into your future! 

~Teacher Cathy 

I wanted to be an astrophysicist if I could choose any job in the world. 

>>CORRECT 

OR>>I would have chosen to be an astrophysicist if I could pick any job in the world. 

Because I really liked stars. 

>>Because I really like stars. 

When I was young, I lived in a rural rooftop room, If I couldn't sleep, I liked lying on the outside and sleeping while looking at the stars. 

>>CORRECT 

OR>>As a child, living in a rural area, I would lie on the rooftop and gaze at the stars when I couldn't sleep. 

Because the moon and stars twinkling in the sky looked really pretty to me. 

>>CORRECT 

OR>>The twinkling moon and stars in the sky always looked so beautiful to me.