Moramo da rastavimo fioku.

Moramo is the 1st person plural present form of morati, which means must / have to.

So moramo means we must or we have to.
Depending on context, it can sound like a strong necessity, an obligation, or simply something that needs to be done.

Serbian often drops subject pronouns when the verb ending already shows who the subject is.

Here, the ending -mo in moramo tells you the subject is we.
The verb rastavimo also has the same we ending.

So Mi moramo da rastavimo fioku is possible, but mi is usually omitted unless you want emphasis or contrast.

After verbs like morati, Serbian very often uses da + present tense where English would use an infinitive.

So:

• moramo da rastavimo = we have to take apart

You can think of da + present as one of the main Serbian ways to express something like English to do after another verb.

In this sentence, da does not mean that in the usual English sense.

Yes. Moramo rastaviti fioku is also grammatical.

Both patterns exist:

• moramo da rastavimo fioku
• moramo rastaviti fioku

In Serbian, da + present is extremely common and often feels very natural in everyday speech. The infinitive is also correct, but learners will hear da + present very often.

Rastavimo is the 1st person plural present form of the verb rastaviti.

That may seem strange if the action is not happening right now, but after da, Serbian regularly uses a present-tense form to express a required, intended, or future action.

So here rastavimo does not mean we are taking apart. In this structure, it means something more like that we take apart / to take apart.

This is a question of aspect, which is very important in Serbian.

• rastaviti = perfective
  Focuses on the action as a completed whole: to take apart, to disassemble completely.
• rastavljati = imperfective
  Focuses on the process, repetition, or ongoing action: to be taking apart, to take apart repeatedly.

In Moramo da rastavimo fioku, the idea is that the drawer needs to end up disassembled, so the perfective verb rastaviti is the natural choice.

If you said Moramo da rastavljamo fioku, it would sound more like focusing on the activity/process itself, which is less likely in this context.

Because fioku is the accusative singular form, and here the drawer is the direct object of the verb.

The basic dictionary form is:

• fioka = drawer

But as a direct object, it becomes:

• fioku

This is a common pattern for many feminine nouns ending in -a:

• knjiga → knjigu
• soba → sobu
• fioka → fioku

So:

• fioka = subject form
• fioku = object form

Serbian does not have articles like English a / an / the.

So fioku can mean:

• a drawer
• the drawer

The exact meaning depends on context.

That means the sentence can be understood as We have to disassemble the drawer or We have to disassemble a drawer, depending on the situation. In real use, context usually makes it clear.

No. Serbian word order is fairly flexible.

Moramo da rastavimo fioku is a neutral, natural order. But other orders are also possible, depending on emphasis:

• Fioku moramo da rastavimo. = emphasizes the drawer
• Moramo fioku da rastavimo. = also possible, especially in speech

So the basic meaning stays the same, but the focus can shift depending on where the speaker puts each part.