下列关于紫外线灯消毒空气的叙述，正确的是A．消毒过程中用纱布遮盖病人双眼 B．使用时

A client has been told to take ibuprofen (Motrin, Advil) to relieve the pain of her rheumatoid arthritis. Which of the following statements indicates the client understands how to take this drug safely and effectively

A. "I should not take aspirin with this drug unless my physician says to. "
B. "I should not take this drug with antacids or food products. "
C. "I do not need to worry about this medicine irritating my stomach. "
D. "I should notice the effects of this medicine within the first few days. "

从家到商场，爸爸要走10分钟，小明要走12分钟。爸爸与小明的速度比是（    ）。

深圳企业进口大型成套设备，进口单位应提前到深圳局各口岸局备案，签订协议书，由各口岸局组织协调各口岸局及相关部门联合工作，确保进口大型成套设备严格按计划和规程进行检验监管。( )

用层次分析法或成分分析法分析下面的句子。（8分）

大李的母亲早就为孩子们准备好了路上的干粮。（用成分分析法）

影响速动比率可信性的重要因素是（）。

A．应收账款的变现能力

B．存货的周转速度

C．营业周期的长短

D．企业的销售水平