Protect the Earth

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Across
  1. 5. big
  2. 6. stock of things
  3. 7. To feel pleased with something you have done.
  4. 8. to learn more
  5. 9. competition
  6. 10. far away
Down
  1. 1. things available to complete a task
  2. 2. Dirtiness or unclean environment
  3. 3. for always
  4. 4. something softly