I knew it was a demonstration class, and I was a little excited.

我知道这是一个公开课，我有点激动。

youdao

Last Night, I had my First English Demonstration Class for students at Xiawu.

昨晚，我在霞梧教室开始了第一堂面向同学们的英语公开课。

youdao

Last Night, I had my First English Demonstration Class for students at Xiawu.

昨晚，我在霞梧教室开始了第一堂面向同学们的英语公开课。

youdao