【单选题】Having not seen each other for a long time, we had a lot of things to talk about.(改错题)
【单选题】与其他书家的草书风格不一致是下列哪位书家?()
【判断题】采用验电器验电时,手指能接触笔尖的金属体。
【判断题】二极管的正向伏安特性存在一段死区,一般硅二极管的死区电压约0.6V,锗二极管的区=死区电压约0.2V左右。
【单选题】Not having seen each other for a long time, the two sisters ____ warmly.
【单选题】Not having seen each other for a long time, the two sisters ____ warmly.