【单选题】电位法测定溶液的pH常选用的指示电极为( )
【单选题】When?will?the?next?bus?leave?for?Nanjing? ________
【单选题】I think I was at school, ______ I was staying with a friend during the vacatizon when I heard the news.
【判断题】汉武帝晚年,把决事地点由外廷移至内廷,尚书等皇帝身边的内朝官员因为有出入禁中的方便,于是逐渐形成所谓的“内朝”。
【判断题】汉武帝晚年,把决事地点由外廷移至内廷,尚书等皇帝身边的内朝官员因为有出入禁中的方便,于是逐渐形成所谓的“内朝”。