【单选题】Do you think he is _____size ___Tom? [ ]
【单选题】14 I am at least age Robert if I am not older than he.
【简答题】He is employed by the same company for the longest time.
【单选题】Whenever he was asked why he was late for class, he would answer carelessly, always _____ the same thing. [ ]
【单选题】Whenever he was asked why he was late for class, he would answer carelessly, always ______ the same thing.
【判断题】改变步进电机的拍数可以调整步距角的大小()
【单选题】教师进行教学和学生获得系统知识的基本材料是( )。