Churches often have choirs, schools often have choirs.

教堂经常有 choir，学校经常有 choir。

Yes, yes, and I was asked to leave the school choir.

是的，是的，我被要求离开学校合唱团。

The joint performance with the PONY musicians and Japanese high school choir also includes students from American universities.

此次与PONY音乐家和日本高中合唱团的联合演出，还包括来自美国高校的学生。