We often regard flowers as the (11) of something, such as beauty, love, luck and friendship. When we want to (12) our feelings and good wishes, we often turn to flowers for help. We send flowers on our friends’ or family members’ birthday or marriage. However, we must (13) in choosing the right flowers, because different flowers have different (14) For example, a red rose is the symbol of love, but a yellow rose means (15) love!