英语作文高中生写一篇求职信要求如下 100字左右

I am a senior from the Department of Business Administration of Beijing University. I am writing the letter in purpose of applying for admission into your esteemed institution/your recently advertised position for a staff member.
I am sure that I am qualified for it. First, enclosed with this letter is my resume, which further details my previous academic qualifications and work experience. Second, not only do my qualifications and experience make me a perfect candidate for it, my cheerful personality is well suited to studying in your prestigious university/working as a staff member.