设计的目的是（）。 ["美化环境","服务人类","创新文化","科学实践"]
Which protocol reduces administrative overhead in a switched network by allowing the configuration of a new VLAN to be distributed to all the switches in a domain?（） [" STP"," VTP"," GVRP"," SNMP"," DHCP"]
简述传统农业的基本类型及其分布
爱因斯坦创立的相对论力学与牛顿力学的关系比较准确的说法是（）。 ["前者否定了后者","前者概括了后者","前者解释了后者","前者融化了后者"]
补体经典激活途径分哪3个阶段？
试用巴顿对幼儿游戏行为的观察简述同伴交往行为的发展。
