单项选择题 关于通风橱使用不正确的是（）

未知题型 Please write a proposal to propose the topic you will be researching and writing about this semester. Your proposal should run 750-1000 words. Your proposal need to: 1) introduce the topic you will be writing about 2) explain why this topic is interesting and important 3) describe your personal experience related to this topic 4) develop and state research questions addressing what you would like to find out about this topic 5) state how you would like to find answers to your research questions.

单项选择题 软件项目建设阶段，包含了哪些步骤（）