概率分析是（） ["可以判定项目风险性大小","仅使用期望值法进行分析","无法判断项目风险性的大小","无法确定各种不确定性因素发生一定幅度变动的概率"]
西汉末年刘歆在《七略？诸子略》中，加上农、（）、杂和小说四家进一步把诸子百家分为十家。 ["A、名家 ","B、阴阳家 ","C、纵横 ","D、道德家"]
You have a trunk link operating between two switches and you’re experiencing problems withframes leaking between the two VLANs. Each switch has identical modules， software revisionsand VLAN configuration information. Spanning tree protocol is disabled on all VLANs. What isprobably causing this problem？（） ["The link is using IEEE 802.1Q protocol","The link is using IEEE 802.1E protocol","Spanning tree is disabled","Not enough information to determine","The native VLAN information is identical at each end of the link","The native VLAN information is different at each end of the link"]
全世界的赤潮生物约有（）种左右，隶属于10个门类。我国海域存在的赤潮生约有127种，隶属于（）个门类。我国沿海已发生赤潮的赤潮生物有30多种，主要是甲藻类（）种，其次是硅藻类7种和蓝藻类（）种。
（），江湖夜雨十年灯。作者（）
赠与婚
