请把以下句子翻译成英文！非常谢谢！

I am outgoing, optimistic and responsible. During my college, I was the vice president of the Students' Union. I have planned and organized several big activities on campus, such as the Christmas party and the New Year party. My cooperation skills are enhanced through these activities. And the office work experience after graduation further developed my personality as being diligent and persistent.

I am outgoing, cheerful, responsible. In school, I'm in charge of the Students vice-chairman. I organized and planned campus events, such as the Christmas party and New Year party. In the activities, I improved my team spirit. Clerical jobs after graduation trained my spirit of hard work.

I am outgoing, cheerful, responsible. Students at the school served as vice chairman, who organized and planned school events, such as the Christmas party and New Year party, activities to improve my team spirit, clerical work after graduation I trained hard working spirit.