The lessons last forty minutes each.每节课持续四十分钟。

a maths lesson一堂数学课

It would be his last French lesson for months.这将是他几个月内的最后一节法语课。

an hour-long music lesson时长一小时的一节音乐课

Johanna took piano lessons.约翰娜上过钢琴课。

She was taking lessons in Russian.她正在上俄语课。

She gave lessons in art to school children.她给中小学生上艺术课。

There are 22 lessons in the textbook.这本教科书共有22课。

Emma did the lesson for today.埃玛做了今天的功课。

He told me it was a lesson I would do well to heed.他说这个教训我最好记着点。

The lesson Kodak learned is that you can't just downsize your way to profit and success.柯达学到的经验是：公司不可能单单通过裁员获得利润和成功。

There's a lesson to be learned from all this.我们应当从所有这一切中吸取经验。

The Rev. Nicola Judd read the lesson.尼古拉•贾德牧师诵读了经文。

That boy can stay in jail a few days to teach him a lesson.那个男孩可以在监狱里待几天, 好给他个教训。

We're going to teach you a lesson you won't forget.我们要给你一个终生难忘的教训。

If you aren't back by then, I'll lesson you!如果你到时候不回来, 看我怎么教训你！