Questions & Answers about Uzorak je jednostavan.
Je is the 3rd person singular present-tense form of biti (to be), so it means is.
So:
- Uzorak = the sample / the pattern
- je = is
- jednostavan = simple
Croatian often uses je exactly where English uses is in sentences like this.
Normally, no. In a regular present-tense statement like Uzorak je jednostavan, you keep je.
Croatian sometimes omits forms of to be in certain styles, headlines, or informal contexts, but for normal learner-level sentences, you should treat je as necessary here.