Dear Mr.Smith,
    I am writing to apply for the programmer position advertised in Jobs Now. As requested, I am now enclosing a completed job application, my résumé and three references.
    The role is very attractive to me, and I believe that my strong technical experience and education make me the best person for this position. My key strengths that would support my success in this position include：
    •I have successfully designed, developed and supported many software projects.
    •I always work hard for excellence (优秀).
    With a diploma in Computer Programming, I have a thorough understanding of the full lifecycle(生命周期)for software development projects. I am also capable of learning and applying new technologies. Please see my résumé for additional information on my experiences.
    I can be reached anytime by phone at 123—445—6767.
    Thank you for your time and consideration.I look forward to hearing from you soon. Sincerely,
John Doe