active unit

例句：

1. 1. The team is active in promoting environmental protection.
   该团队积极推广环境保护。
2. 2. The new manager has a lot of energy and is very active in his work.
   新任经理精力充沛，工作非常积极。
3. 3.The students are active in participating in extracurricular activities.
   学生们积极参与课外活动。