电气设备受雨雪雾侵害时，其绝缘阻值将（）
A、不变
B、增加
C、减小
参考答案：C
判断正(T)误(F)。
( ) 1. His brother is play chess with his friend now.
( ) 2. Be quiet, please. The baby is sleeping.
( ) 3. He is singing a song now.
( ) 4. Hurry up, Lily is waits for us.
( ) 5. I'm cleaning the room now.
如何粗略整平？
