一篇关于长大后想从事什么工作并说明理由的英语作文

My dream
I have a wonderful dream that I'll be a good doctor when I grew up !
Why I choose this job
Firstly,there are many patients for some reasens,if I'm a good doctor,I can drive away the illness from the patients and bring happiness to them with my skills and knowledge !
Secondly,I think this job is very practical !it can be a stable job with good reputation from people.
So in order to let my dream come true,I must try my best to study now !