The hard crossword for begginers

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Across
  1. 3. we all ate ___ Greg
  2. 5. a shape
  3. 7. clicking 'no'
  4. 11. my favourite spice
  5. 13. it's good for the enviroment
  6. 14. humanity is...
  7. 17. make a choice
Down
  1. 1. the middle
  2. 2. the prize was meant to ___ kids
  3. 4. being great at something
  4. 6. a rule
  5. 7. a green veggie
  6. 8. to say no to something
  7. 9. the wierd guys who decide everything
  8. 10. being calm
  9. 12. next to something
  10. 15. toxic stuff
  11. 16. money