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【单选题】
电流通过导体产生的热量跟电流的平方、导体的电阻和通电时间成正比,这是( )A.
定律
B.
焦耳定律
C.
欧姆定律
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】下列不属于委托人可以解除信托的行为是()。
A.
受益人对委托人有重大侵权行为
B.
受益人对其他共同受益人有重大侵权行为
C.
经受益人同意
D.
信托文件规定的其他情形
【单选题】The bill of lading is prima facie evidence ______ the quantity of goods alleged to have been shipped has been shipped in fact．
A.
that
B.
which
C.
where
D.
while
【单选题】This is one of the issues that deserve __________ .
A.
mentioning
B.
being mentioned
C.
to mention
D.
for mention
【单选题】总需求曲线是一条向右下方倾斜的曲线，这表明（ ）
A.
国民收入与价格水平成反方向变动
B.
国民收入与价格水平成同方向变动
C.
价格水平越高消费投资增加
D.
价格水平越低消费越少
【单选题】Why did the managers of Goldlink choose to work with Prima?
A.
They wanted to work with a local firm.
B.
They liked working with small organisations.
C.
They were attracted by the company's approach.
【简答题】劳动的需求曲线是一条向右下方倾斜的曲线，这表明劳动的需求量与工资成（）方向变动。
【单选题】Tommy was one _____.
A.
of the happy childs of his class
B.
of the happiest child in the class
C.
child who was the happiest of all the class
D.
of the happiest children in the class
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