流行性乙型脑炎病理改变包括()。
A.神经细胞变性,坏死
B.血管套形成
C.软化灶
D.蛛网膜下隙有脓性渗出物
E.胶质细胞增生
参考答案:A, B, C, E
It’s impossible for him ______.
A.talk with his parents about his mistakes
B.talking with his parents about his mistakes
C.talked with his parents about his mistakes
D.to talk with his parents about his mistakes
下列作业项目属于带电作业范畴的是()。
A.测量运行中的氧化锌避雷器电流
B.测量电压互感器的空载电流
C.检测运行中的线路绝缘子
D.测量杆塔接地电阻