active cell

例句：

1. 1. The team is active in promoting environmental protection.
   该团队积极促进环境保护。
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 children are very active in their studies and love to participate in sports.
   孩子们在学习上非常活跃，喜欢参加体育活动。