Across
- 4. quiet, peaceful
- 7. not dirty
- 9. 2 words:lovely skyscrapers and houses
- 10. traffic just a few cars rolling on the street
- 11. 2 words: taxis buses trams subways
- 12. 4 words: the lungs of the city
Down
- 1. 2 words: horrible skyscrapers and houses
- 2. 2 words: too many cars rolling on the street
- 3. 4 words: too many loud sounds
- 5. places to do physical activity
- 6. 2 words: a lot of shops
- 8. not dangerous
- 13. air contamination