UNIT 6 VOCABULARY ACTIVITY 2

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Across
  1. 1. leave the ground
  2. 4. unsure
  3. 5. city center
  4. 7. a person with special skill
  5. 8. make less
  6. 9. underground train
Down
  1. 2. solve
  2. 3. a vehicle pulled by cables
  3. 6. the opposite of optional
  4. 9. very high and sloping