While not exactly the same, these free PDF workbooks cover the same HSK 1-2 level:
: Practical activities for speaking, listening comprehension, reading, and writing. Kuaile Hanyu Workbook 1 Pdf
The listening sections have no audio.
: Converting simple English expressions into Chinese and vice versa. Pedagogical Background The series was developed by the National Office for Teaching Chinese as a Foreign Language in collaboration with the British Council While not exactly the same, these free PDF