24/7, 1:1 English Conversation App
[HSK] 阅读填空 1
Int. Mid
[입문下] 병음학습 d 2편
Beginner
[TSC] 看图描述2
Int. Low
[初级语法] A喜欢B A爱B
[第五周] 练习 2
[초급패턴] ~过