Since I was a little child, I had a dream that I wanted to be a doctor.
从我还是个小孩开始，我就梦想着成为一名医生。
When I was little, I watched many TV series and movies about doctors.
当我还小的时候，我看很多关于医生的电视剧和电影。
I thought they were so great. Therefore, I made up my mind to be a doctor.
我认为医生很伟大。因此，我下定决心要成为一名医生。

In my opinion, doctor is the people who can help patience get out of sickness and pain.
在我看来，医生是可以帮助病人走出疾病和痛苦的人。
I want to be the person who can help others.
我想成为可以帮助他人的人。
However, being a doctor needs so much professional knowledge and there is a long way to go.
但是，成为医生需要很多的专业知识，还有很长一段路要走。
So I have to try my best on my study and go to a good college.
所以我要尽全力考上一所好大学。