Unit 4

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Across
  1. 6. hour Cityzens are being encouraged to use public transport during ___
  2. 7. Doubting that something is right
  3. 8. ___ of rivers is often caused by factories
  4. 9. A lot of people on the planet are ___
  5. 12. The removal of salt from sea water
  6. 13. To study one particular subject
  7. 15. The people who live in a place
  8. 16. That can be replaced naturally
  9. 18. ___ roads are one of the principal problems of modern cities
  10. 22. More than 20 percent of the city’s ____ live below the poverty line
  11. 23. Another popular idea is to rent bicycles to ___ make their daily trip
  12. 24. Providing water to grow plants and crops
  13. 25. lanes ___ to make the journey safer for cyclists
Down
  1. 1. Most difficult for people to bear
  2. 2. The restaurant use a ___ cutlery
  3. 3. Protected from direct light
  4. 4. Now city ___ are busy to create sustainable environments
  5. 5. Different from what is usual or tradisional
  6. 10. Normal and ordinary
  7. 11. A way of describing the size, amount, etc.
  8. 14. Successful applications to become members of a course, university
  9. 17. Pantai Indah Kapuk, Jakarta is a ___ island made in 2000s
  10. 19. Now city planners are busy to create ___ environments
  11. 20. Not possible for humans to live in
  12. 21. Made someone decide to do sth