【判断题】叠加定理只能用来计算线性电路中的电压和电流,不能计算功率。
【单选题】—Are these books yours, Mike? —No, they aren’t. They belong to ______.
【单选题】不属于 物理因子的主要治疗作用包括( )
【单选题】—Are these _____ crayons? —No , they aren’t _____ .
【简答题】They aren’t ____(his)keys. They are ____(their).
【单选题】—Excuse me, are these books ________? —No, they aren’t ________. They are ________ classmate’s.
【简答题】Are those ____(his) watches? No. they aren’t..