说起天津市中小学生歌咏比赛活动，不能不提已连续六届荣获全市第一名的河两区二师附小学生合唱团。在长期的探索中，二师附小构建了“三级合唱网络”，即班级合唱团、年级合唱团和校级合唱团。校合唱团有一个美丽的名字——五彩凤，团员来自５０余个五彩斑斓的班级合唱团，而 Talking about the singing activities of primary and secondary students in Tianjin, we can not but mention that it has won the first place in the city for six consecutive years. In the long-term exploration, the two teachers attached to the small build a “three-chorus network”, that is, class choir, grade choir and school choir. The school choir has a beautiful name - Wucai Feng, members come from more than 50 colorful class choir, and