Teacher qualification certificate: does spoken English refer to a class hour or a class of a book or a unit?

The general education bureau will announce the topic of 8 ~ 10 one week before the lecture, and draw lots on the day of the lecture to decide which lesson to teach. So you should prepare the topic of 10 (including preparing lessons). About 15 ~ 20 minutes, facing the teacher, no students. After the lecture, the teacher will ask 2 ~ 3 questions according to the content of your lecture.

Generally, the content and even the topic of a class will be given to you.