unit 6

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Across
  1. 1. Closed tightly
  2. 2. Feeling fear
  3. 8. Day of the working week
  4. 9. Short period of rain
  5. 12. Very bad or serious
  6. 14. Native country
  7. 17. Not curved or bent
  8. 20. No longer found
  9. 21. Surprising and upsetting
  10. 22. Company operating flights
Down
  1. 1. Assistance provided
  2. 3. Railroad system
  3. 4. Overflow of water
  4. 5. Person with special knowledge
  5. 6. Look for something
  6. 7. Solid surface of Earth
  7. 9. Small grainy particles
  8. 10. Large passenger vehicle
  9. 11. Gas from burning
  10. 13. Storm with heavy rain
  11. 15. Chronological sequence
  12. 16. Relating to history
  13. 18. Response to something
  14. 19. Having great depth