Listening 1
Across
- 3. burden, weight, cargo
- 5. study, examination, inspection
- 6. efficiency, output, production
- 8. hum, vibrate, ring
- 10. contamination, disease, illness
- 11. transformation, radical change, uprising
Down
- 1. accuracy, exactness, correctness
- 2. endure, experience pain, undergo
- 4. deliver, give out, spread
- 7. control, rule, overpower
- 9. lack of knowledge, unawareness, illiteracy