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