首先对班级授课制给予系统理论描述的概括的是______。
参考答案：捷克教育家夸美纽斯
宗法制是西周又一项重要的政治制度，与分封制密切相关，宗法制的核心内容是______
A．分封制 B．嫡长子继承制C．分级立宗制 D．大小宗子制
______ is the process of monitoring the status of the project and product scope and managing changes to the scope baseline. The key benefit of this process is that it allows the scope baseline to be maintained throughout the project.
A．Collect Requirements B．Validate ScopeC．Control Scope D．Create WBS
