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【单选题】
在儿童肥胖症(单纯性肥胖)众多的病因中,其中最主要的病因是( )。A.
精神因素
B.
内分泌失
C.
遗传因素
D.
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【单选题】Why are just two black and white colors preferred to multiple colors in paintings?
A.
In ancient times, it used to be expensive to produce different colors and Chinese as pragmatical people liked frugality.
B.
Two colors - black and white - are related to Daoist ideals of simplicity and authenticity, they represent the reality as it is. Also, a line or a shape is valued more than color.
C.
Multiple colors represent chaos - the opposite of Dao, this why should be avoided.
D.
Not black and white, but black, red and white Chinese artists prefer in paintings.
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