My crossword

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Across
  1. 3. elements to solve a task
  2. 6. synonym of invent, imagine
  3. 7. acquire knowledge
  4. 8. is in charge of the qualification
Down
  1. 1. work done by a person
  2. 2. synonym to expose, show, exhibit
  3. 4. look for something unknown
  4. 5. trace signs, words or numbers