The main idea of this passage is______.
A. one’s color preference shows one’s character
B. you can brighten your life with wonderful colors
C. psychologists have been studying the meaning of color preference
D. one’s color preference has something to do with his character and colors have effects on human beings
正确答案：D
40．答案为D比较四个选项D较全面的概括了全文颜色的喜好与性格相关并且对人的情绪有影响
