Specifically, I will give you a new score, let you read it for a few minutes, practice it for a few minutes, and then play it immediately. It is common to intercept some etudes or sketches. This link is very free, and the difficulty varies from institution to institution. Generally, after the music you prepare is over, draw lots to choose the music you want to watch; Then, when the next classmate takes the exam, you will practice on the side and wait until the classmate's repertoire is over before you take the exam.