Nemoj ući u sobu dok djeca uče.

not

Breakdown of Nemoj ući u sobu dok djeca uče.

• dok: while
• dijete: child
• učiti: to study

Questions & Answers about Nemoj ući u sobu dok djeca uče.

Why does the sentence start with Nemoj? What does it do here?

Nemoj is used to make a negative command to one person in an informal way.

So Nemoj ući... means something like:

• Don’t enter...
• Don’t go into...

In Croatian, a very common way to make a negative imperative is:

• nemoj + infinitive for you singular
• nemojte + infinitive for you plural/formal

Examples:

• Nemoj čekati. — Don’t wait.
• Nemojte govoriti. — Don’t speak.

So in your sentence, Nemoj ući u sobu... is the natural way to say Don’t enter the room...

Why is it ući, not ulaziti?