题目内容

按照凯恩斯理论，货币的交易需求可用哪种函数关系表述?( )

A. L1=f(p)
B. L1=f(r)
C. L1=f(y)
D. L1=f(n)

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流动偏好陷阱表明（）。

A. 利率越高，债券价格越低，人们预期债券价格越会下降，因而不愿购买更多债券
B. 利率越高，债券价格越低，人们预期债券价格回涨可能性越大，因而愿意购买债券
C. 利率越低，债券价格越高，人们预期债券价格越会下降，因而不愿购买更多债券
D. 利率越低，债券价格越高，人们预期债券价格可能还要上升，因而希望购买更多债券

The video sharing app TikTok was first released in 2016. However, in the last year or so its popularity took off, especially with those belonging to the “Gen Z” generation. Today, the app has been downloaded more than a billion times. Unfortunately, the increased use comes increased scrutiny. Because the app is based in China, many concerns have arisen about the data TikTok collects and who the app shares it with. Some lawmakers have even proposed a ban on the app. But is TikTok really dangerous to your data or is xenophobia fueling paranoia? Let’s take a look. While we’re at it, we’ll also share some tips on how to strengthen your TikTok privacy:

下列哪项不属于临床心电图应用范畴

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B. 明确心肌梗死的性质与分期
C. 手术麻醉病人的病情监测
D. 临床用药的唯一判定标准
E. 为电解质紊乱提供治疗依据

下列哪项不属于心电图的分析方法与步骤

A. 确定主导心率
B. 测量间期与时间
C. 计算心率
D. 检查心电图描记的质量
E. 安置电极