DolphinEnglishLearnStudent/Moudle/Home/Listen/View/ChooseLevelView.swift
@@ -39,7 +39,7 @@ } @IBAction func chooseAction(_ sender: QMUIButton) { level = sender.tag - 9 level = sender.tag - 10 for subView in tackView_level.arrangedSubviews as! [QMUIButton]{ subView.isSelected = sender.tag == subView.tag }