the ebook, including text,audio and video explanation of HSK 1 Unit 4 她是我的汉语老师 she is my Chinese teacher

The e-book, including texts, pictures, audios and videos explanation for HSK 3 Unit 6 Why are they suddenly missing A 他们怎么突然找不到了

The e-book, including text, picture, audio and video explanation for HSK 2 Unit 7 Do you live far from your company A 你家离公司远吗？

我能坐这儿吗？ Can I sit here The explanation of Textbook 1 HSK 10

The e-book, including Text, picture, audio and video explanation for HSK 2 Unit 13 The door is open B 门开着呢

The e-book, including text, picture, audio and video explanation for HSK 1 Unit 9 Where does your son work? 你儿子在哪工作? A

The e-book, including text, picture, audio and video explanation for HSK 2 Unit 9 Too many questions, I didn't finish all of them A 题太多了，我没有做完

The e-book, including text, picture, audio and video explanation for HSK 1 Unit 6 I can speak Chinese 我会说汉语 A

The e-book, including text, picture, audio and video explanation for HSK 2 Unit4 He recommended me for this job这个工作是他帮我介绍的 A

the ebook, including txt,audio, video explanation of HSK 4 she is my Chinese teacher B 她是我的汉语老师