Crossword Puzzle

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Across
  1. 4. vocabulary
  2. 8. A little help from my friends
  3. 9. facial expressions and gestures
  4. 10. Say what I say
Down
  1. 1. grammar
  2. 2. sound system of language
  3. 3. scientific study of language
  4. 5. It's all in your mind
  5. 6. word structure
  6. 7. context in which language is used