第一课英语可以用"Lesson One of English"来表达，来源于英语课程中按顺序编号的第一节课。

例句：

I'm really looking forward to attending Lesson One of English next week.

I think I'm ready for Lesson One of English, let's get started.

I can't believe it's already time for Lesson One of English, where has the time gone?