4A Lessons 31-32 crossword puzzle

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Across
  1. 1. gassy
  2. 3. pyjamas
  3. 6. airplane
  4. 9. similar
  5. 10. warn
  6. 12. enough
  7. 14. midnight
  8. 16. rocky
  9. 18. breathe
Down
  1. 2. spaceship
  2. 4. dawn
  3. 5. order
  4. 7. lifeboat
  5. 8. passenger
  6. 11. rich
  7. 13. sink
  8. 15. truth
  9. 17. comet