Refer to the exhibit. Routers A and B are directly connected and running EIGRP，but they are unable to form a neighbor relationship. What is the most likely cause？（） The network statements are misconfigured.。 The IP address statements are misconfigured.。 The autonomous system is misconfigured.。 There is a physical issue with the cable.。
因为神赐给我们不是（）的心，乃是刚强、（）、（）的心。
实地观察法采集市场信息时，必须遵循（）三原则。 客观性、全面性、系统性。 客观性、全面性、一致性。 客观性、系统性、深入性。 客观性、全面性、深入性。
简述我国海军编成。
Refer to the exhibit.which address and mask combination a summary of the routes learned by EIGRP?（） 192.168.25.0255.255.255.240。 192.168.25.16255.255.255.252。 192.168.25.0255.255.255.252。 192.168.25.28255.255.255.240。 192.168.25.16255.255.255.240。
常用的铅酸蓄电池电解液的浓度为（）的硫酸水溶液。
