根据（）不同可将系统主机硬件故障分为局部性故障和全局性故障。
A、影响程度
B、影响范围
C、故障现象
D、稳定状况
参考答案：B
The following table contains ratios for 2005 and 2006 for Benrttd Company: 20052006 EBIT margin (EBIT/revenue) 0.150.10 Asset turnover (revenue/assets)1.001.50 Leverage ratio (assets/equity) 2.002.50 Tax burden (net income/EBT) 0.700.70 Interest burden (EBT/EBIT) 0.950.95 Which of the following statements about Benrud Company’s return on equity (ROE) is most accurate ROE:（）
A. decreased, because the company’s profit margin fell.
B. increased, due to the increase in turnover and leverage.
C. increased, because the company’ s asset turnover increased.
股票价格指数期货是以股票价格指数为基础办理的期货合约。( )
