Which of these is true of a Layer 3 out-of-band NAS deployment？（） [" The NAS acts as a gateway for all Layer 3 traffic."," Only the MAC address is used to identify the client device."," User traffic remains on the same VLAN for the duration of the connection."," After authentication and posture assessment， client traffic no longer passes through the NAS."]
下面哪一项是河港港址选择的必要条件（） ["河床稳定","河面宽阔","地质条件良好"]
在视听教学的研究中，具有代表意义的著作是（）于1946年所著的《教学中的视听方法》一书，书中提出了“经验之塔”理论。 ["加涅","戴尔","瑞奇","赫本"]
今天，共产党提倡的口号是：（） ["和谐","阶级斗争","生存斗争","暴力革命"]
关于流行性感冒的流行病学特征，下列哪项是错误的（） ["流感患者及隐性感染者为主要传染源","动物亦可能为主要的贮存宿主和中间宿主","呼吸道经空气飞沫传播","乙型流感均为散发"]
所谓平天下在治其国者，上老老而民兴孝，上长长而民兴弟，上恤孤而民不倍，是以君子有絜矩之道也。所恶于上，毋以使下，所恶于下，毋以事上；所恶于前，毋以先后；所恶于后，毋以从前；所恶于右，毋以交于左；所恶于左，毋以交于右；此之谓絜矩之道。《诗》云："乐只君子，民之父母。"民之所好好之，民之所恶恶之，此之谓民之父母。
把上列古文翻译现代汉语。
