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问题 单项选择题

持有“恶法亦法”的法学流派是( )

A．历史法学派

B．实证法学派

C．社会法学派

D．自然法学派

答案

参考答案：B

解析：[考点] 实证法学派的法律、道德观
法律实证主义认为法律和道德是两类不同的行为准则，因此它们之间不存在决定与被决定的关系，即使法律违背了道德的要求，也不一定就是无效的，即“恶法亦法”。据此，本题选B

多项选择题

使用估算模式计算点源影响时，一般情况下，需输入下列哪些参数？（）

A.点源参数

B.气象数据

C.烟囱出口处的环境温度（K）

D.计算点的高度

E.地形类型的选择
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单项选择题

Optimism is the art of always seeing the glass half full (1) half empty, finding something positive in even the most (2) of situations and last but not least the ability to expect the best even if the chances are (3) . It enables you to try new things, deal with failure as a learning experience (4) a stopping point. In general optimism gives you a reason to live. The world would be a better place if it was full of optimism, (5) unfortunately the trend in today’s youth is (6) the opposite way. Today it is (7) to be pessimistic. One could spend hours discussing how we arrived at this point, (8) our youth refuses to smell the roses and instead prefers to (9) themselves on their own pessimistic (10) .

Optimism is not an (11) gift but rather a learned behavior (12) . Like most behaviors optimism is best learned by watching examples, (13) you. The first step in creating a generation of people with a positive outlook on life, is to (14) life on the bright side yourself. (15) it would be wrong to (16) your child from all negativity, it is important that you are not the (17) of doubts and worries. Finding something positive in a negative situation needs to be (18) Show how to make the best of things by always (19) the positive, by encouraging your child after a(n) (20) and by explaining over and over that failure is just a part of progress.

18（）

A.accomplished

B.trained

C.experienced

D.practiced
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