有关健康牙槽骨的说法错误的是（）
A.牙周储备力大
B.骨小梁排列紊乱
C.对力的承受力高
D.对咬合力有动态反应
E.骨质致密
参考答案：B
下列物质中，属于溶液的是
A．果粒橙
B．芝麻糊
C．生理盐水
D．蛋花汤
All of the following can be a motivation to change the depreciation method for financial reporting purposes EXCEPT:（）
A. debt covenants attached with accounting results.
B. an increase in cash flows.
C. management compensation contracts which are based on reported net earnings.
