Why is pink or purple for girls and blue or brown for boys？The answer depends largely 【小题1】 cultural values as well as personal experience.

People's 【小题2】（choose）of colors is also influenced by their bodies' reaction toward them. Green is said to be the most restful color. It has the ability 【小题3】（reduce）pain and relax people both mentally and physically. People 【小题4】（work）in a green environment have been found to have 【小题5】stomach aches. To the Egyptians，green was a color 【小题6】represented the hope and joy of spring.

Red is a symbol of good luck in many cultures. During the Spring Festival in China，children 【小题7】（give）money in a red envelope to bring good fortune in the New Year. Red can also cause a person's blood pressure to rise and increase people's appetite（胃口）. Many decorators will include different shades of red in the restaurant. 【小题8】（similar），many commercial websites will have a red "Buy Now" button because red is a color that easily catches a person's eye.

For many nations，blue is a symbol of protection and religious beliefs. Greek people often wear a blue necklace，hoping to protect 【小题9】（they）against evils. Blue is another calming color. Unlike red，blue is believed to cause people to lose appetite. So 【小题10】you want to eat less，some suggest that eating from blue plates can help.