这位老师摇了摇她桌子上的铃铛，他们又全都坐下了。

The teacher tinkled her desk bell and they all sat down again.

《柯林斯英汉双解大词典》

这位老师在备课。

The teacher is preparing lesson.

youdao

这位老师对守时要求严格，因为她认为守时就是对他人礼貌。

The teacher is very strict about punctuality because she believes that being punctual is being polite to others.

youdao

Because they believed-- they were made to believe that the teacher was better that supposedly he/she were.

因为他们相信-,他们被欺骗相信,这位老师的水平比实际情况高。

哈佛公开课 - 幸福课课程节选