有英语专业的帮我纠正一下我的英文自我评价吗?能加一些其他内容会更好,

题目

有英语专业的帮我纠正一下我的英文自我评价吗?能加一些其他内容会更好,
I'm an undergraduate student from South-central University for nationalities.My major is economy.During the four years in university,i followed the rules that learning my major and widening my breadth of knowledge,enhancing my trainingskills at the same time.I have achieved the national scholarship because of my hard work on study.I passed all the exams of my professional courses,such as Economics,Political Economics,Western Economics,Statistics,internationalEconomics.Besides,i have participated in the interpretation training.Afterseveral years of study,i have accumulated the basis knowledge of my major and trained my English and computer skill.Now i am capable of using the software such as Word,Excel and speaking English in daily life.I have participated inthe student committee and joined the chinese communist party which strengthenedmy capability of exercise.
有语病或用得不当得麻烦指正一下,

答案

这句很不地道During the four years in university,i followed the rules that learning my major and widening my breadth of knowledge,enhancing my trainingskills at the same time.改为During the four years ...