upper inter teen lesson 1

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Across
  1. 3. concentrate
  2. 4. sb you don't know
  3. 8. willing to give and share
  4. 11. the way we act
  5. 15. a substance used to change a colour of sth
  6. 17. present
  7. 18. ability to do sth
  8. 19. sbs opinion about sth
  9. 20. become red
  10. 21. remember sth from the past
  11. 24. a person who tries to harm you
  12. 26. sb you work with
  13. 28. produce on a large scale
  14. 30. not ill
  15. 31. people more or less the same age
Down
  1. 1. unatractively slim
  2. 2. being sad after sb's death
  3. 4. a substance which makes you more awake
  4. 5. artificial
  5. 6. the red liquid in our bodies
  6. 7. sb from a different country
  7. 9. you can rely on such a person
  8. 10. have an effect on
  9. 12. unexpectedly
  10. 13. calm
  11. 14. not changing
  12. 16. regard sth as important
  13. 22. a bit fat
  14. 23. sb you live with
  15. 25. partner
  16. 27. the feeling of being angry
  17. 29. prize