The e-book, including texts, pictures, audios and videos explanation for HSK 3 Unit 13 I walked back B 我是走回来的

The e-book, including texts, pictures, audios and videos explanation for HSK 4 Unit 7 The best doctor is yourself A 最好的医生是你自己

The e-book, including text, picture, audio and video explanation for HSK 3 Unit 4 She always smiles when talking to customers A 她总是笑着跟客人说话

The e-book, including texts, pictures, audios and videos explanation for HSK 4 Unit 8 Beauty is not rare in life A 生活中不缺少美

The e-book, including texts, pictures, audios and videos explanation for HSK 3 Unit 19 Didn't you recognise him A 你没看出来吗？

The e-book, including texts, pictures, audios and videos explanation for HSK 3 Unit 15 The rest of them are all ok B 其它的都没有问题

The ebook, including txt, picture, audio and video explanation of HSK 1 Unit 5 她女儿今年20岁 her daughter is 20 year old this year

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

The e-book, including text, picture, audio, video explanation for HSK 1 Unit 7 What's the date today? 今天几号 A

The e-book, including text, picture, audio and video explanation for HSK 5 Lesson 2 Leaving a bunch of keys to our parents B 留串钥匙给父母