A bad teacher-students relationship can discourage students from learning.

不良的师生关系会阻碍学生学习。

youdao

Try sacking a bad teacher.

试试开除一个坏老师就知道了。

youdao

He's not a bad teacher though.

他个子不高，但是个不错的老师。

youdao

What would you say the good and the bad things are about being a teacher?

你觉得当一名教师的优缺点是什么？

在公园相遇的老师 - SpeakingMax英语口语达人

My teacher won't accept late work and I can't get a bad grade.

我的老师逾期就不再收作业了，而且我可不能得一个太差的成绩。

I'd rather 实战 - SpeakingMax英语口语达人

Third, the chart claims that it take 2-5 years to fire a bad teacher.

FORBES: Firing Teachers with Due Process

Try sacking a bad teacher.

ECONOMIST: Labour law in America

Education expert Eric Hanushek estimates that the difference between a great teacher and bad teacher in a child's lifetime earnings is hundreds of thousands of dollars.

CNN: A history teacher's brilliant idea