老师在办公室里工作用英文怎么说

"老师在办公室里工作" 用英语可以说作 "The teacher is working in the office."

"办公室" 在英语中是 "office"，来自法语 "bureau"。
"工作" 在英语中是 "work"，来自古英语 "weorc"。

例句：

The teacher is working hard in the office to prepare for the upcoming exam.
(老师在办公室里努力工作准备即将到来的考试。)
The office is quiet as the teacher is working on his research project.
(办公室里很安静，因为老师在工作他的研究项目。)
The teacher was in the office working on grading papers when I stopped by.
(我顺路过去时老师正在办公室里批改试卷。)