论文第二部分是本课题提出的理论根据和操作理念。
The second section puts forward the basis of theory and the idea of operating.
指出了本课题提出的背景，研究的目的与意义，研究方法等。
Pointing out the background of the problem, the purpose, the significance and the research method.
为此，本课题提出了在线测评系统，它是一种基于信息技术的课堂教学形成性评价工具。
Therefore, this topic proposed on-line assessment system, which is a formative assessment based on the information technology teaching in class.
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