There was a time when each teacher spent an hour, one day a week, testing students in every subject.

曾有一段时间，每个老师每周都花一小时来测验学生的各门功课。

《柯林斯英汉双解大词典》

I have mentioned before, teachers teach for a variety of reasons and each teacher has his or her motivation.

老师教书有着各种各样的目的和动机。

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I intend to retrieve my power from the educational system and each teacher, friend or associate I have known therein.

我意愿从教育系统和每个老师、朋友或我所知的同事那里重新要回我的力量。

youdao

And the teacher wants a little boy and a girl to continue sitting next to each other because

老师很希望让他们继续这样坐着，因为

The thing is 课堂 - SpeakingMax英语口语达人

By the farthest window he saw a large cabinet with a separate drawer for each teacher.

NEWYORKER: Waiting

Testing should be done outside of normal instruction so that each teacher, school, and student can be fairly measured.

FORBES: Megan McArdle on Standardized Tests

Teachers with outstanding records of achievement in the field of literacy, received merit awards and UNESCO presented a collection of UNESCO recent publications to each teacher.

UNESCO: OFFICE IN BEIRUT