What is the best currency to use in Czech Republic?

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Tags

1. #euros
2. #stores
3. #european
4. #union
5. #republic
6. #exchange
7. #crown
8. #accept
9. #accepted
10. #restaurants
11. #hotels
12. #czech
13. #possible
14. #although
15. #paying
16. #currency
17. #payments
18. #often
19. #official
20. #widely