Sure! Here’s the text with the appropriate forms of the verbs filled in:

1. has been practiced
2. is widely used
3. is viewed
4. are evaluated
5. is
6. is considered
7. is collected
8. travels
9. believe
10. occur
11. is prevented
12. help

So the completed text reads:

Acupuncture (1) **has been practiced** in China for over 3,000 years, and today it (2) **is widely used** alongside conventional medicine. In traditional Chinese medicine, no symptom (3) **is viewed** in isolation. Instead, the body and the mind (4) **are evaluated** together. The goal of acupuncture (5) **is** to create harmony in the body by restoring the flow of Qi (pronounced "chee"). This (6) **is considered** to be the life force involved in all body functions. Qi (7) **is collected** in the organs and (8) **travels** through energy channels in the body. Acupuncturists (9) **believe** that diseases (10) **occur** when the circulation of Qi (11) **is prevented**, whether by injuries, heat, cold or other factors. By redirecting the flow of Qi, acupuncture can (12) **help** cure disease.