根据句意和汉语提示写出单词，完成句子。
The players in the Chinese men's soccer team are paying more attention to their ___ training. (日常的)
These new types of energy cost very little and ___ little pollution. (产生)
Volunteers from different ___ feel like part of one big family. (背景)
Internet users now use the character "duang" to ___ any kind of special effect. (描述)
As we reached the top of the mountain, we felt a sense of ___. (成就)