4.I feel quite certain that as a result of the course in filing which I completed at the Crosby School of Business, I can install and operate efficiently a filing system for your organization. 我相信在克洛斯比商业实习班修完一门课后,我能够替贵公司设置并且操作一套档案分类系统。
第一句显得语气太弱,写信的人有点羞怯的样子。第二句有特殊风格,第三句太过自信,第四句,作者表示谦虚。