1. Keepers supervise the animals' behavior.
饲养员监督动物的行为。
2. He is responsible for supervising the zoo's operations.
他负责监督动物园的运营。
3. The manager supervises the employees' work.
经理监督员工的工作。
4. Teachers supervise students' learning.
教师监督学生的学习。
5. Supervision is an important part of ensuring safety.
监督是确保安全的重要环节。