__________（50）A.Dark blue is the color of the nig
__________（50）
A.Dark blue is the color of the night sky and therefore associated with passivity and calm, while yellow is a day color with associations of energy and incentive.
B.Similar exposure to pure blue has exactly the opposite;it is a calming color.
C.Color psychology is concerned with the effects of color on mood,emotion,behavior.
D.Manufacturers have discovered by trial and error that sugar sells badly in green wrappings, that blue foods are considered unpalatable,and that cosmetics should never be packaged in brown.
E.If they can sense color differences then perhaps we,too,are affected by color unconsciously.
F.Experiments have shown that colors partly because of their physiological associations,also have a direct psychological effect.
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答案：B
本题考查的是对上下文之间意义关系的理解。和前一句中“红色让人兴奋”形成对比，该句中是说蓝色和红色给我们带来的心理作用刚好相反，蓝色让人镇静，exciting和calming以及opposite都是关键词，因此选B。