: Samples and lesson-specific keys are available on Course Hero . Workbook Features
A PDF is useless for the listening sections without the audio. If you do not have the official audio CDs, you can often find the corresponding tracks on YouTube or the official Cheng & Tsui "Resource Center" website. The transcript for these audio exercises is often located in the back of the workbook PDF—do not cheat and read it before listening!
Comprehension tasks based on dialogues and short narratives.
The search for an Integrated Chinese Level 1 Part 1 Workbook PDF is a rite of passage for Mandarin learners. While free versions are technically available, they are often illegal, incomplete, or virus-ridden.