Different things usually stand for different feelings.

Red，for example，is the colour of fire，heat，blood and life. People say red is an exciting and active colour. They connect red with a strong feeling like _______. Red is used for signs of _______，such as STOP signs and fire engines. Orange is the bright，warm colour of _______ in autumn. People say orange is a _______ colour. They connect orange with happiness. Yellow is the colour of _______. People say it is a cheerful colour. They connect yellow too，with happiness. Green is the cool colour of grass in _______. People say it is a refreshing colour. In general，people _______ about two groups of colours：warm colours and cool colours. The warm colours are red，orange and _______. Where there are warm colours and a lot of light，people usually want to be _______. Those who like to be with ________ like red. The cool colours are ________ and blue. Where there are these colours，people are usually worried. Some scientists say that time seems to ________ more slowly in a room with warm colours. They suggest that a warm colour 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. ________ colours are better for some offices if the people working there want time to pass quickly.