【单选题】He'll never forget the years _____ he studied with his cousin in Oxford University. [ ]
【判断题】信息化战争在经济上的高消耗,客观地限定了信息化战争持续时间要短,不能长。
【单选题】已知x 0 是函数f(x)=e x +2x-4的一个零点,若x 1 ∈(-1,x 0 ),x 2 ∈(x 0 ,2),则( )
【单选题】信息化战争的指挥体制,趋向作战单元与指挥控制中心横向传递信息的( )结构。
【单选题】He'll never forget the days______ he lived in the countryside, which is a great help to his writing.
【单选题】信息化战争的指挥体制,趋向作战单元与指挥控制中心横向传递信息的()结构。