Across
- 1. up to date
- 3. inexpensive
- 5. difficult/strenuous
- 7. shadow
- 11. possibly
- 12. irregular
- 13. disadvantage
- 17. Polar bear mother
- 18. jealous
- 19. endangered
- 20. monument
Down
- 2. memories
- 4. verb placement
- 5. trash
- 6. difficulties
- 7. electricity
- 8. Zookeeper
- 9. patient
- 10. stage
- 14. homesickness
- 15. honest
- 16. reasons