凯茜英语APP，由凯茜英语自主研发。线上知识拓展，立体学习，无缝衔接课堂主题内容。在线听录音，配音大咖秀，海量英语绘本、歌谣、动画定期更新r
Kathy English APP is independently R&D by Kathy English. It provides online knowledge expansion which cooperates our classes and contributes to our multi-dimensions study system. Listening to class recordings and dubbing interesting videos are our hottest fuctions！we have regular updates of enormous English picture books，songs and cartoons！