请问下列句子应怎样补充:I have learned from your advertisement in the ne
请问下列句子应怎样补充:
I have learned from your advertisement in the newspaper that your company is in need of a typist this summer vacation.I would like to apply for the position because__________________.
这段句子是一篇求职信的第一段,请把最后一句补充完整.