REVIEW

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Across
  1. 3. A request to buy goods.
  2. 5. To refuse or say no.
  3. 6. To communicate with someone.
  4. 8. Work done to keep equipment in good condition.
  5. 9. A special sale or advertising activity.
Down
  1. 1. Needing immediate attention.
  2. 2. A person who repairs or maintains equipment.
  3. 4. A machine that keeps a room cool.
  4. 7. To make something happen later than planned.