（）是指在墙上或墩子上贴装饰性的柱式，从柱础到檐口，一一具备。
A.券柱式
B.叠柱式
C.巨柱式
D.双柱式
参考答案：A
The little boy was in danger. The doctors and nurses are doing him.
A．what they can do help
B．everything they can help
C．what they can to help
D．all what to help
风机主要出现的故障及原因之一有，轴承架震动剧烈，机壳或进风口与叶轮（）。
A、连接
B、转动
C、有间隙
D、磨檫
