HSK Standard Course 6下 (Workbook) includes exercises for each of the 18 lessons in the textbook, and an introduction to the HSK Level 6 test. This is the ebook HSK Standard Course 6下 (Workbook): Part 1, including exercises for each of the 14 lessons in the textbook, from lesson 21 to lesson 34. | HSK标准教程 1 2017 10 4 22 49 40 C M Y CM MY CY CMY K HSK标准教程 6下 1 2017 10 4 22 51 44 C M Y CM MY CY CMY K