试说明“现代教育思想”的结构。
中国共产党建党的目的和出发点是（） ["打倒资本主义，建设社会主义","成立中华人民共和国","全心全意为人民服务","完成中华民族的伟大复兴"]
文学文本通常包含着这样一些层面：形象层、衍意层、语言层、余意层、意蕴层，彼此之间的层级关系从第一层至第五层的排列顺序依次为（）。 ["语言层、形象层、意蕴层、余意层、衍意层","形象层、语言层、意蕴层、余意层、衍意层","语言层、意蕴层、形象层、余意层、衍意层","形象层、衍意层、语言层、意蕴层、余意层"]
What are the two reasons for the appearance of 0.0.0.0 as the next hop for a network when usingthe "show ip bgp" command？（） ["The network was originated via redistribution of an interior gateway protocol into BGP","The network was defined by a static route","The network was learned via IBGP","The network was learned via EBGP","The network was originated via a network or aggregate command"]
某公司预计的年度赊销收入为6000万元，信用条件是（2／10，1／20，n／60），其变动成本率为65％，资金成本率为8％，收账费用为70万元，坏账损失率为4％。预计占赊销额70％的客户会利用2％的现金折扣，占赊销额10％的客户利用1％的现金折扣。一年按360天计算。要求：计算应收账款机会成本。
南洪北孔
