【简答题】阅读短文,判断正(T)误(F)。 Hello, I am Mary. My father is Mr. Smith. He is a businessman. My mother is Mrs. Smith. She is a doctor. I have two brothers, John and Tom. John is twenty-four years old. He is a bus ...
【简答题】根据句意,填入适当的称呼。 1. My father is Ron. My mother is Lily. So, Lily is my father’s ___________. 2. My grandpa is Peter. His son Ron is my father. My father’s wife is my grandpa’s ___________. 3. My mother’...
【单选题】单相三孔插座的接线,以下说法正确的是( )。
A.
面对插座时,插座右孔与相线连接,左孔与N线连接
B.
面对插座时,插座右孔与N线连接,左孔与相线连接
C.
面对插座时,插座右孔与相线连接,上孔与N线连接
D.
面对插座时,插座左孔与相线连接,上孔与PE线连接
【单选题】在智能建筑中,()不属于BAS的监控范围。
【简答题】遮断信号机距防护地点不得小于[ ]米。A. 50
【单选题】国际有氧舞蹈正式比赛中要求包涵4*8拍的()风格的操化动作?
【简答题】刚性扩大基础基底合力偏心距的验算目的是啥?
【判断题】变压器负载时二次侧的端电压一定比变压器空载时的端电压低。