班级文化是以班级为空间环境，以社会和学校文化为背景，以班主任和全体学生为主体，在班集体学习、生活和管理过程中的活动方式和活动结果。
南衙北司之争
Refer to the exhibit. A network technician is asked to design a small network with redundancy. The exhibit represents this design, with all hosts configured in the same VLAN. What conclusions can be made about this design?（） The design will function as intended。 Spanning-tree will need to be used.。 The router will not accept the addressing scheme.。 The connection between switches should be a trunk.。 The router interfaces must be encapsulated with the 802.1Q protocol.。
牛乳在1个大气压的沸点是（） 100℃。 100.55℃。 99℃。
简述医学社会学的研究内容。
具有光复用段保护功能的OptiXBWS320G系统，OLP单板检测到（）告警时将会发生倒换
