Which site-to-site VPN solution allows Cisco routers， PIX Firewalls， and Cisco hardware clients to act as remote VPN clients in order to receive predefined security policies and configuration parameters from the VPN headend at the central site？（） ["Easy VPN","GRE tunneling","Virtual Tunnel Interfaces","Dynamic Multipoint VPN","Group Encrypted Transport VPN"]
孔子的师德观包括（）。 ["以身作则，言传身教","学而不厌，诲人不倦","爱护学生，无私无私","讲究教法，循循善诱"]
行政诉讼法规定，关于不动产案件的行政行为的除斥期间是多长？
一般应用层次分析法时，注意在计算归一化权重系数后，应当检查所求出的权重系数是否符合逻辑。通常用（）检验该目标层各子目标的相对重要程度有无（）。
梦与艺术创造的关系应当如何理解？
对比石英砂岩和长石砂岩。
