老师的英文是teacher。

例句：

The teacher assigned a different task to each of the children.

老师给每个儿童布置的作业都不相同。

Everyone would stand up when the teacher entered the classroom.

老师走进教室时大家都会起立。

Such learning methods encourage too great a reliance upon the teacher.

这样的学习方法会造成对老师的过分依赖。