一节数学课用英语怎么写

　　The accident taught me a lesson I'll never forget.

　　那事故给我的教训永远也不会忘记。

　　I've got a piano lesson later today.

　　今天晚些时候我有一堂钢琴课。

　　The class settled down and she began the lesson.

　　全班安静下来她便开始上课了。

　　What did we do last lesson?

　　我们上节课学了什么内容？