平屋面有()找坡和()找坡,在建筑设计中也常采用一半()找坡,一半()找坡的处理方法。
参考答案:建筑;结构;建筑;结构
Class regulations state _____ is the last to leave the classroom _____ off all the lights.
A.no matter who; should turn
B.whoever; shall turn
C.whomever; turns
D.whoever; turn
急性心肌梗死最常见的心律失常是
A.心房颤动
B.房室传导阻滞
C.室性期前收缩
D.窦房传导阻滞