一定长度的1mm2铜导线的电阻为3.4Ω，若同一长度的4mm2铜线其电阻为（）
A.6.8Ω
B.5.1Ω
C.1.7Ω
D.0.85Ω
参考答案：D
关于心悸的概念以下何者不妥（）
A.心中悸动
B.惊惕不安
C.甚者不能自主
D.均呈阵发性
E.常因情志波动或过劳而发
In relation to the law on misrepresentation:
(b) state TWO situations in which a person to whom a misrepresentation has been made may be barred from rescinding the contract. (4 marks)
