The editors have selected 20 schools across the country for the trial use of the books and will make revisions accordingly.

人教社在全国范围内遴选了20所学校作为试点率先启用教材，并将依据使用情况进行相应的修改。

On most sports teams, especially in high school, the students often select a captain, someone who will be a leader on the team.

在大多数运动队中， 尤其是在高中， 学生们通常会选择一名队长，即球队的领导者。