This shows that the substitute teachers become a social problem and a special group of social concern.

这说明了代课教师已然成为一个社会性的问题，成为社会关注的一个特殊群体。

Discusses the issue of substitute teachers, from lack of mining development in education, particularly in rural basic education.

论述农村代课教师问题，从中挖掘教育实践中的不足，特别是农村基础教育。

Teachers are normally expected to act a substitute parents rather that friends.

老师们经常被期望成为家长的替代者而不是朋友。

The principal may authorize teachers for other subjects to find a substitute themselves.

其他课程由校长授权任课教师安排。

Can Computers Substitute for Teachers?

第十五周计算机能代替老师吗？