物业管理激励常用的方法主要有______。
A．政治激励
B．精神激励
C．物质激励
D．社会激励
E．思想激励
参考答案：B,C
9的相邻数是[ ]
A.7和8
B. 8和10
C. 10和11
Sometimes the expert ________ a task from a historical point of view.
A．doesn’t need to approach
B．dare settle
C．needs not to solve
D．dare not to deal with
