在新的形势下，必须全面推进（）教育，提高教育教学质量，进而提高全民族的科学文化素质。
从古希腊时期至16世纪，在近代科学产生以前，属于教育研究发展过程的（） ["直觉观察时期","分析为主的方法论时期","形成独立科学时期","前实证主义时期"]
While verifying BGP operation on the Company router， you issue the "show ip bgp" command asshown below： From the information above， which path will the network 143.16.0.0 prefer to take to exit the AS？（） ["128.214.63.2","192.208.10.5","128.213.63.5","203.250.13.41","All of the above will be used in a round robin fashio"]
One of your customers has deployed a Layer 3 gateway in the untrusted network. Which gateway mode is appropriate for this customer?（） ["Virtual Gateway","Real-IP Gateway","NAT Gateway","Central Gateway"]
甲、乙两车同向行驶，甲车的乘客看乙车时，觉得自己所坐的车在后退，这是因为（）。 ["乘客以乙车为参照物，而且乙车行驶比较快","乘客以甲车为参照物，而且乙车行驶比较快","乘客以地面为参照物，而且乙车行驶比较快","两车相对静止"]
离心泵的工作原理怎样。
