他去年赢得了青少年网球锦标赛。

He won the ___junior tennis tournament last year.

我习惯于和孩子们一起工作，作为我城市里一支青少年足球队的教练。

I am used to working with children, as an instructor for a ___junior football team in my city.

学校有一个针对 12 至 14 岁学生的青少年部门。

The school has a ___junior division for students aged 12 to 14.