Unit 19

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Across
  1. 4. send on specific business
  2. 5. to rise and fall
  3. 6. a recognition of the way things differ
  4. 7. relating to dogs
  5. 10. working against
  6. 12. required by law or a firm rule
  7. 13. a choice between 2 or more things
  8. 14. strong and vigorous
Down
  1. 1. following one after another in order
  2. 2. to handle roughly
  3. 3. remote or distant
  4. 4. deserted or lonely
  5. 8. to put up with
  6. 9. tiring
  7. 11. to take part in