求翻译：须具备善于理解学生的课堂内心活动及心态变化的能力，随时掌握学生注意力的分配。这就必然地要求教师除具备课堂组织管理常规能力外，必须具备调整教学过程的能力。由于课堂是一个变化莫测的变量，各种突发事件都可能随时发生，而这些事件都应得到适时适度的处理，教师的应变机智和应变策略也必不可少。同时，适时地活跃课堂是什么意思？

Must have a good understanding of students 'classroom inner life and the ability to change the mentality, keep track of the distribution of the students' attention. This necessarily requires teachers with classroom organization and management of conventional capabilities, you must have the ability t