English exercise/game

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Across
  1. 5. This exercise is so ..., i dont know how to solve it.
  2. 6. You have great ... to be the best player ever.
  3. 8. when something does well, you can trust on it.
  4. 10. this product is a great succes it ...
  5. 11. controlling of a article.
  6. 12. the fuel used to print.
Down
  1. 1. I need this or i cant function.
  2. 2. the process.
  3. 3. I ... this machine, i made this.
  4. 4. the most important thing to have before making actions.
  5. 7. the replacement of a missing bodypart.
  6. 9. the ... is super easy.