Ready for the test?

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Across
  1. 4. >> competitor
  2. 6. >> become better
  3. 8. >> to get
  4. 11. >> to need
  5. 12. >> a company that plans holidays
  6. 15. >< married
  7. 16. >> someone woh words in science
  8. 17. >> bags, suitcases, etc.
  9. 18. >> something useful
  10. 20. >> to be important
  11. 21. >> make sth. more modern
Down
  1. 1. >> to change
  2. 2. >> a young worker who is learning a job
  3. 3. >> say what you think will happen in the future
  4. 5. >< real
  5. 7. >> a scientific test
  6. 9. >> give someone an idea
  7. 10. >> useful
  8. 13. >> a person who works in a spacecraft
  9. 14. >< fair
  10. 19. >> to tell sb. what they could do