What will an Ethernet switch do if it receives a unicast frame with a destination MAC that is listed in the switch table（）。 ["The switch will not forward unicast frames.","The switch will forward the frame to a specific port.","The switch will return a copy of the frame out the source port.","The switch will remove the destination MAC from the switch table.","The switch will forward the frame to all ports except the port on which it was received."]
在诚信考核中，驾驶擅自改装的车辆，从事道路运输经营活动的，扣（）分。 ["1","3","5","10"]
如果边坡土体中的剪应力大于土的抗剪强度，则边坡土体处于稳定状态。
“双核驱动”在引进人才方面，要坚持产业引进与人才引进相结合，面向海内外引进（），以产业项目吸引和聚集人才。 ["领军型高层次人才","重点产业创新创业型人才","拥有专利技术人才","科技创新人才"]
搭设钢管扣件脚手架的立杆时，不同规格的钢管不能混合使用。
如何对待不愿意睡觉的幼儿？
