What method can I use to quickly check if there are any students who have never recited the text? It's in class

And it can't affect the normal class of teachers.

And it can't affect the normal class of teachers. This method can be adopted.

Before the lecture, the teacher randomly checks the students' reciting texts for three to five minutes. You can observe the students' expressions, judge whether they have recited the texts from their expressions, and then ask targeted questions, randomly check some students who have not recited the texts and give them a warning.