Spellings words of the week

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Across
  1. 1. Total disaster
  2. 3. Ship’s brake
  3. 4. A skilled worker who repairs and maintains engines and other machinery
  4. 6. A secret plan
  5. 7. Reflection of sound waves
  6. 9. Group of singers
  7. 10. Teacher’s workplace
Down
  1. 2. Migraine
  2. 5. Personality
  3. 8. Main part of a song