二度直肠脱垂的形态是()
A.颗粒状
B.花瓣状
C.长柱形
D.圆锥形
E.球形
参考答案:D
医生在诊病时常使用听诊器,听诊器的工作原理是( )。
A.使心脏振动的振幅增加,响度增大 B.改变心跳的频率,使音调变调C.改变心跳的音色,使声音好听些 D.减少声音传播过程中的能量损耗
An investor has obtained the following information about Worldwide Industries, Inc. Net profit margin 8.7% Total asset turnover 2.4 times Dividendpayout ratio 35% Tax rate 35% Total sales $120 million Totalequity 40% of total assets Based on this information, Worldwide’s ROE is closest to:()
A. 52.2%.
B. 14.5%.
C. 20.0%.