Jobs

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Across
  1. 5. helps people to acquire knowledge
  2. 7. checks people's eyesight
  3. 8. shows tourists around
  4. 9. helps people check in and out of a hotel
Down
  1. 1. serves customers in a store or shop
  2. 2. writes articles for newspapers and magazines
  3. 3. fits and fixes water pipes, drains, etc.
  4. 4. designs buildings
  5. 6. fixes lightning, wiring, etc.