题目内容

传统软件开发方法和原型化方法对软件需求分析的要求不同。同时，原型化方法提出了一套改进传统方法的理论，试分析：
1．传统的软件开发模型的缺陷是什么？
2．原型化方法的类型有哪些？
3．原型化开发模型的主要优点是什么？

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委托人委托估价.获取估价报告只能是供自己使用，不能提供给第三方使用。()

Part A
Suppose you have got the news that the University of Science and Technology of China is offering a scholarship for chemistry majors and that you have just received an MS degree in chemistry and are eager to have a personal interview with Dr. Wu Hanwei, the Chairman. Write a letter of application for the scholarship. Your litter should include:
1. your performance at university
2. your eagerness for the personal interview
You should write approximately 100 Words. Do not sign your own name at the end of your letter. Use "Wang Lin" instead. You do not need to write the address.

________________ (主要是由于工作中的压力和紧张造成的).

努力学会为别人效力，做那些不惜花时间、精力，诚心诚意为别人设想的事情，这样才能获得真正的帮助。()