* As an adjective: "To jest dobry film." (This is a good movie.)
* As a greeting: "Dzień dobry!" (Good day!)
* As a polite way to address someone: "Dobry wieczór, panie Janie." (Good evening, Mr. John.)
It's important to note that "dobry" is a masculine form. The feminine form is "dobra," and the plural form is "dobre."