I think the job should make use of the professional experience I have obtained, and offer me opportunity for advancement.

我认为应该能发挥我掌握的专业知识，而且能为我提供升职的机会。

I feel my background and experience are a good fit for this position and I am very interested.What's more, your company is outstanding in this field.

我认为我的背景和经验非常适合这个工作，而且我对这个工作也非常感兴趣，况且贵公司又是这个领域的佼佼者。

My graduate school training combined with my experience as an intern should qualify me for this particular job. I am sure I will be successful.

我在研究所所受的训练，加上实习工作经验，应该使我适合做这份工作。我相信我会成功的。

Your company is very reputed in this city.I heard much praise to your company.

贵公司在本市很有名，我听到很多对贵公司的好评。