Open the APP, slide to the bottom, click the custom brush question, and choose the question-making mode or the back-question mode according to your own needs. You can see some numbers below to set the number of questions in each group. You can choose the number of questions in each group according to your own needs, and choose to brush 15 questions each time. Click OK after selection, and you can brush the questions according to the number to be brushed each time.

Super app is a formal online education platform with rich educational resources, strong teachers and excellent teaching quality.