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问题 单项选择题

一般情况下，需求曲线的斜率是一条负斜率的曲线，但在某些特殊情况下，需求曲线的斜率可能是零、正数或无穷大。当某种商品的价格一定时，其需求量可以任意大，其需求曲线斜率是（）

A、正数

B、无穷大

C、零

D、负斜率

答案

参考答案：C

单项选择题

下列费用中，不属于管理费用列支范围的是( )。

A．出租无形资产发生的服务费

B．坏账损失

C．无形资产摊销费用

D．业务招待费
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单项选择题

The parents of a 4-year-old with sickle cell anemia tell the nurse that they would like to have other children, but they’re concerned about passing sickle cell anemia on to them. Which health care team member would be the most appropriate person for the nurse to refer them to（）

A. Clergy.

B. Social worker.

C. Certified nurse midwife.

D. Genetic counselor.
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