My comments are in bold:)
as I stood on the platform confronting hundreds of pairs of eyes.
as i stood on the platform confronted by hundreds of pairs of eyesublic speaking did not come naturally to me
does not come naturally to meI belong to Toastmasters an organization
i belong to Toastmasters, an organizationDuring meeting, i
During meetings, isince I was used to be the class president
Since i used to be class presidentTo be honest, standing in front of people and conveying ideas was easy for me in Korea since I was used to be the class president in my school. However, because English is not my native language, I knew it would be beneficial for me to join Toastmasters, and it has been a valuable experience.
I know what you're trying to say here but you need to make it clearer, you found it easier to speak in your native language and public speaking was hard at your school because you had to do it in english - a language you are not confident in...When I was participating in Toastmasters, it was a driving for in developing my English-speaking skills and it taught me how to communicate in a high-pressured atmosphere.
Participating in Toastmasters has developed my english speaking skills, and has taught me to communicate in a high pressured atmosphereOther comments:
Personally i feel like you should re-write this becuase you have the content but you can express the content in a much better way. Make the moral or learning lesson from this experience very explicit. " You were able to bush the boundaries of your comfort zone, it has taught you all fear can be overcome...etc