your adress (你的地址）
your phone number （电话）
your email （电子邮件地址）
date （日期）
company （求职公司名字）
address (地址)
dear sir/madam,(已知姓名更好)
i am interested in the accountant position（会计职位） at your company. your company has been recommended to me as one of most highly regarded corporate in the industry. i would be interested in learning more about the company and about any potential available opportunities.
i have a bachelor''s degree in xxx from xxx university. in addition, i completed two internships focusing on finance and spent a summer work for xxx corporation at xxx.
my resume, which is enclosed, contains additional information on my experience and skills. i would appreciate the opportunity to discuss the possibility with you and to provide further information on my candidacy. i can be reached via my cell phone, 555-555-5555 or by email at .
thank you for your time and consideration. i look forward to speaking with you about this exciting opportunity.
sincerely,
your signature（你的签名）
your typed name （你打印的名字）
大概就是120字，没有把每句的`英文写出来。既然是你的英语作业，你读起来，应该没问题。