8.3 vocabulary

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Across
  1. 6. strong point
  2. 8. skills
  3. 9. grades
  4. 10. passionate
  5. 11. literature
Down
  1. 1. general knowledge
  2. 2. astrophysics
  3. 3. scientific
  4. 4. ecology
  5. 5. polar bears
  6. 7. economics