Unit 4

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Across
  1. 3. talk
  2. 8. try to be the best or the first to finish sth.
  3. 11. older
  4. 12. not allow
  5. 13. physical exercise and practice of skills
  6. 16. worries about things at home, school or work
Down
  1. 1. getting better or bigger
  2. 2. keep on doing sth.
  3. 4. provide
  4. 5. looking for differences and similarities between things
  5. 6. a grey or white mass made of very small drips of water, that floats in the sky
  6. 7. come back
  7. 9. make sth. clear
  8. 10. a person, an animal or a plant that belongs to a particular group
  9. 13. usual or common
  10. 14. worried
  11. 15. try to give an answer without being sure of all the facts