1 . Different things usually stand for different feelings.Red，for example，is the color of fire，heat，blood and life.People say red is an exciting and active color.They associate red with a strong feeling like_______．Red is used for signs of_______，such as STOP signs and fire engines.Orange is the bright，warm colors of_______in autumn.People say orange is a_______color.They associate orange with happiness.Yellow is the color of_______.People say it is a cheerful color.They associate yellow too，with happiness.Green is the cool color of grass in_______．People say it is a refreshing color.

In general，people_______two groups of colors：warm colors and cool colors.The warm colors are red，orange and_______.Where there are warm colors and a lot of light，people usually want to be_______．Those who like to be with________like red.The cool colors are________and blue.Where are these colors，people are usually worried.Some scientists say that time seems to________more slowly in a room with warm colors.They suggest that a warm color is a good________for a living room or a________.People who are having a rest or are eating do not want time to pass quickly.________colors are better for some offices if the people working there want time to pass quickly.