How to say next/last year in Polish (you probably say it wrong)

Learn Polish language at my online school: https://polishwithdorota.pl/polish-online-group-courses/ My free video course about months in Polish: https://polishwithdorota.pl/polish-courses/miesiace/ My excellent video courses (buy them to learn Polish easier and to support my channel): https://polishwithdorota.pl You can support my channel with a donation: https://polishwithdorota.pl/donate/ In today's Polish lesson you will learn how to say last year and next year in Polish.