pe
- 目前已经使用的三相五孔插座,其作用是将N线和PE线连接在一起。()
- 属于保护接地的接地类型包括()。
- 铝塑复合管指的是()。
- Our PE lessons are_____ Friday afternoon. [ ]
- We have a PE class ______ the afternoon every day.[ ]
- We have PE _____ the afternoon of Tuesday.[ ]
- What does ‘It’s time for Millie’s PE lesson.’ mean? — It means ‘It’s time _______ Millie _______ have a PE lesson.’ [ ]
- The children _______ a PE class on the playground when it suddenly began to rain.