【单选题】李某、于某二人长期泡在网吧,一旦没有钱上网就出去持刀抢钱,被公安机关缉拿归案。李某、于某二人的行为属于( )。
【单选题】数据通信中,带宽的基本单位是_ ____。
【简答题】On the 17th day, they broke through to the refuge. It's just a remarkable moment. And with just a very small ______, they were able to find it through a bunch of experimental techniques.
【单选题】李某,于某二人长期泡在网吧,一旦没有钱上网就出去持刀抢钱,被公安机关缉拿归案。李某,于某二人属于( )