As a general rule, all forms of activity lead to boredom when they are performed on a routine(常规)basis. As a matter of fact, we can see this 1 at work in people of all 2. For example, on Christmas morning, children are excited about3 with their new toys. But their4soon wears off and by January those5toys can be found put away in the basement. The world is full of 6stamp albums and unfinished models, each standing as a monument to someone's 7 interest. When parents bring home a pet, their child 8bathes it and brushes its fur. Within a short time, however, the 9of caring for the animal is handed over to the parents. Adolescents enter high school with great 10but are soon looking forward to11. The same is true of the young adults going to college. And then, how many12, who  now complain (抱怨) about the long drives to work, 13drove for hours at a time when they first 14their driver's license (执照)? Before people retire, they usually 15to do a lot of 16things, which they never had17to do while working. But18after retirement , the golfing, the fishing, the reading and all of the other pastimes become as boring as the jobs they19. And , like the child in January, they go searching for new 20.

and "atmosphere".