Competition is common in every field of life. For example, the Olympic
Games is the most famous competition in the world.In the four hundred meter
swimming race, the swimmers plunge into the water at the signal. Each swings his
or her arms and legs and tries his or her best to be the first.Also there is the
competition for jobs, for promotion, for customers, and so on. We can say, in a
certain sense, competition stimulates people's interest in work and helps
society to go forword.