[问答题] 简述班级活动管理在班级管理中的地位。

间接标价法 铁路旅客人身伤害事故责任分为哪几种（） ["旅客自身责任","第三人责任","铁路运输企业责任","其他责任"] 如何发展和推动中国的网络经济？ 植物与动物在发育过程中的主要差别是什么？ A network administrator is configuring ACLs on a cisco router, to allow affic from hosts on networks 192.168.146.0,192.168.147.0,192.168.148.0 and 192.168.149.0 only.Which two ACL statements when combined are the best for accomplishing the task?（） ["access-list 10 permit ip 192.168.147.0 0.0.0.255.255","access-list 10 permit ip 192.168.149.0 0.0.0.255.255","access-list 10 permit ip 192.168.146.0 0.0.0.0.255","access-list 10 permit ip 192.168.146.0 0.0.1.255","access-list 10 permit ip 192.168.148.0 0.0.1.255","access-list 10 permit ip 192.168.146.0 255.255.255.0"] 简述班级活动管理在班级管理中的地位。