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【简答题】Today, I felt terrible. My head was full of problems, burdens and confusion. I decided to take a walk even though I didn’t know where I would go. The most extraordinary thing happened when I was out o...
【单选题】What is the danger of the confusion in the meaning of science?
A.
With this confusion, people would have wrong political opinions.
B.
With this confusion, young people might get the wrong scientific training.
C.
It would lead to misconceptions in education.
D.
It would result in more scientists than really needed.
【单选题】下列命题中正确的是（ ）
A.
若两个向量相等，则它们的起点和终点分别重合
B.
模相等的两个平行向量是相等向量
C.
若 a 和 b 都是单位向量，则 a = b
D.
两个相等向量的模相等
【单选题】执行以下代码段的输出是:( ) confusion = {} confusion[1] = 1 confusion['1'] = 2 confusion[1.0] = 4 sum = 0 for k in confusion: sum += confusion[k] print(sum)
A.
2
B.
4
C.
6
D.
7
【单选题】下列命题中正确的是 [ ]
A.
若两个向量相等，则它们的起点和终点分别重合.
B.
模相等的两个平行向量是相等向量
C.
若 和 都是单位向量，则
D.
两个相等向量的模相等
【单选题】某高档化妆品生产企业,2018年6月从国外进口一批高档化妆品,关税完税价格为80000元,缴纳关税40000元,高档化妆品消费税税率为15%。该企业进口环节应缴纳的增值税为( )元。
A.
18071.56
B.
22588.24
C.
23000
D.
23071.43
【简答题】A．search B．inquiry C．worry D．confusion
【简答题】某高档化妆品生产企业,2018年6月从国外进口一批高档化妆品,关税完税价格为80000元,缴纳关税40000元,高档化妆品消费税税率为15%。该企业进口环节应缴纳的增值税为( )元。
【简答题】意识模糊(confusion)
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