Moj sin čita strip u sobi.

Because sin is a masculine singular noun, and the possessive adjective moj must agree with it in gender, number, and case.

• moj = masculine singular
• moja = feminine singular
• moje = neuter singular

So:

• moj sin = my son
• moja kći = my daughter
• moje dijete = my child

Croatian does not have articles like English the and a/an.

So sin can mean son, a son, or the son, depending on context.
Likewise, strip can mean a comic, the comic, or just comic in a general sense.

Croatian usually relies on context, word order, and sometimes stress to show what English would express with articles.

Čita is the 3rd person singular present tense form of the verb čitati = to read.

It matches the subject moj sin = my son, which is he.

So:

• ja čitam = I read / am reading
• ti čitaš = you read
• on/ona/ono čita = he/she/it reads

Since my son = he, the verb form is čita.

It can mean both, depending on context.

Croatian present tense often covers both:

• He reads
• He is reading

So Moj sin čita strip u sobi could mean either:

• My son reads a comic in the room
• My son is reading a comic in the room

If the broader context makes it clear that the action is happening right now, English would often use is reading.

Good question. Strip is the direct object, so it is in the accusative case. But for many masculine inanimate nouns, the accusative singular is the same as the nominative singular.

So:

• nominative: strip
• accusative: strip

That is why the form does not change.

Compare this with a masculine animate noun:

• vidim psa = I see the dog
  Here pas becomes psa in the accusative because it is animate.

But strip is inanimate, so it stays strip.

In Croatian, strip usually means a comic strip or comic book. In everyday usage, it is a normal word for comic.

So čita strip most naturally means:

• is reading a comic
• is reading a comic book

It does not mean strip in the English sense of removing clothes.

Because after u meaning in, Croatian uses the locative case to show location.

The basic noun is:

• soba = room

But in the locative singular it becomes:

• sobi = in the room

So:

• u sobi = in the room

This is a very common pattern. The preposition u can take different cases depending on meaning:

• u sobi = in the room → location
• u sobu = into the room → movement toward

It is the locative singular of soba.

Here is the pattern:

• nominative: soba
• locative: sobi

It is used because u here expresses location rather than movement.

So the phrase u sobi answers the question where?

Yes, possibly, depending on context.

The word soba often means room, but in many everyday contexts it can also refer to a bedroom or a private room. So u sobi is often translated simply as in the room, but sometimes in the bedroom may fit better.

Without more context, in the room is the safest translation.

Yes. Croatian word order is more flexible than English word order because cases show grammatical relationships.

The neutral order here is:

• Moj sin čita strip u sobi.

But other orders are possible, for example:

• U sobi moj sin čita strip. = In the room, my son is reading a comic.
• Strip moj sin čita u sobi. = It is the comic that my son is reading in the room.

These alternatives usually change the focus or emphasis, not the basic meaning.

Yes, grammatically you can.

• Sin čita strip u sobi. = The son / a son is reading a comic in the room
• Moj sin čita strip u sobi. = My son is reading a comic in the room

Adding moj makes the relationship explicit: it is my son. Without it, the sentence becomes less specific and depends more on context.

Because Croatian usually does not need subject pronouns when the verb ending already shows the person and number.

In čita, the ending tells us it is 3rd person singular, so a separate he is not necessary.

Also, the subject is already stated as moj sin, so adding on would usually be unnecessary unless you wanted special emphasis.

Č is pronounced roughly like ch in church, but often a bit firmer depending on the speaker.

So čita sounds approximately like CHEE-ta.

Also note:

• c is different from č
• č is not the same as ć, although English speakers often hear them as very similar at first

For beginners, pronouncing č like English ch is a good start.

It could be either. Croatian present tense often allows both interpretations.

Depending on context, it can mean:

• a current action: My son is reading a comic in the room
• a habitual action: My son reads comics in the room

However, because strip is singular, the most natural interpretation without extra context is often a specific action happening now: My son is reading a comic in the room.

In this sentence, strip is singular, so it means a comic or the comic.

If you wanted comics in the plural, you would use stripove in the accusative plural:

• Moj sin čita stripove u sobi. = My son is reading comics in the room.

So the singular strip points to one comic, while stripove would refer to multiple comics.