在EPQ的E和N关系图中，外向、情绪不稳定型性格对应的气质类型为（）
A.多血质
B.胆汁质
C.黏液质
D.抑郁质
参考答案：B
下列变化属于化合反应的是（ ）
A．把食盐和水混合后形成食盐水
B．将3体积酒精和1体积水混合得消毒酒精
C．石蜡在氧气中燃烧生成二氧化碳和水
D．碳在氧气中燃烧生成二氧化碳
Which of the following statements concerning the persistence of pricing anomalies is least likely to be correct（）
A. A lack of liquidity may cause transactions costs to exceed the profit potential of the anomaly.
B. Trading restrictions may preclude the establishment of the positions required to exploit an anomaly.
C. The capital required to exploit an anomaly is often not available.
