English

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Across
  1. 3. a bound set of blank sheets
  2. 5. a person who explore new places
  3. 7. a bird who can't fly and have fins
  4. 10. a person who visits different countries to learn something
  5. 11. a hollow place in a solid body or surface
  6. 12. Little o no light
Down
  1. 1. a length of thick strong cord
  2. 2. a person who work on big ships and submarines
  3. 4. a person who it's work is to take photos
  4. 6. swim under the water using a breathing equipment
  5. 8. a marine animal in ice antartic sea
  6. 9. a person who has written something