Asistentica mi je preporučila jednokrevetnu sobu blizu fakulteta, ali ja bih radije dvokrevetnu jer je jeftinija.

Mi here means to me.

It is the short (clitic) dative form of ja. The full dative form is meni, but Croatian often uses the short form mi in normal sentences:

• Asistentica mi je preporučila... = The assistant recommended ... to me

So:

• ja = I
• mene = me (usually accusative/genitive, depending on context)
• meni = to me
• mi = short unstressed form of meni

Croatian strongly prefers the short form mi in a sentence like this unless you want special emphasis.

In Asistentica mi je preporučila..., je does not mean is. It is an auxiliary verb used to form the perfect tense.

So this part breaks down as:

• Asistentica = the assistant
• mi = to me
• je preporučila = recommended

The verb preporučila is the past participle, and je is the auxiliary from biti (to be), which helps make the past tense.

Later in the sentence, in jer je jeftinija, the second je really does mean is:

• jer je jeftinija = because it is cheaper

So the two je forms look the same, but their roles are slightly different:

• je preporučila = auxiliary in the past tense
• je jeftinija = main verb is

Because the subject asistentica is feminine.

In Croatian past tense, the participle agrees with the subject in gender and number:

• masculine singular: preporučio
• feminine singular: preporučila
• neuter singular: preporučilo
• plural forms: preporučili / preporučile / preporučila, depending on the group

Since asistentica means a female assistant, the correct form is preporučila.

Compare:

• Asistent mi je preporučio... = A male assistant recommended ...
• Asistentica mi je preporučila... = A female assistant recommended ...

Jednokrevetnu sobu is in the accusative singular, because it is the direct object of preporučila.

The verb preporučiti takes a direct object: someone recommends something.

The basic dictionary forms are:

• jednokrevetna soba = single room
• dvokrevetna soba = double room

But as direct objects, they become accusative singular:

• jednokrevetnu sobu
• dvokrevetnu sobu

Both the adjective and the noun must match in:

• gender
• number
• case

Since soba is feminine singular, the adjective changes to match it.

Because Croatian often leaves out a noun when it is already clear from context.

The full version would be:

• ...ali ja bih radije dvokrevetnu sobu...

But since soba was just mentioned, it is natural to shorten it to:

• ...ali ja bih radije dvokrevetnu...

This is similar to English saying:

• I’d rather a double one instead of repeating room.

The adjective dvokrevetnu still stays in the same form it would have had with sobu, because the omitted noun is understood.

Because blizu requires the genitive case.

So:

• fakultet = faculty / college / university department
• fakulteta = genitive singular

After blizu, Croatian normally uses genitive:

• blizu kuće = near the house
• blizu škole = near the school
• blizu fakulteta = near the faculty / college

This is a very common pattern, so it is best learned as:

• blizu + genitive

Bih radije means I would rather.

It is made of:

• bih = conditional auxiliary for I
• radije = rather / preferably

So:

• ja bih radije dvokrevetnu = I would rather have/prefer a double room

This is a common and natural way to express preference.

A very close alternative is:

• Ja bih više volio / više voljela... = I would prefer...

But radije is especially useful for rather:

• Radije bih ostao doma. = I’d rather stay home.
• Radije bih kavu. = I’d rather have coffee.

Word order can vary a bit:

• Ja bih radije dvokrevetnu
• Ja radije bih dvokrevetnu is much less natural
• Radije bih dvokrevetnu is also very common

Yes, bih already tells you the subject is I, so ja is not strictly necessary.

The sentence could be:

• ...ali bih radije dvokrevetnu...

That would still be grammatical.

When Croatian includes ja, it often adds:

• contrast
• emphasis
• clarity

Here the contrast is important:

• The assistant recommended one thing, but I would rather something else.

So ja helps underline the contrast:

• ali ja bih radije... = but I would rather...

Jeftinija is the feminine singular comparative of jeftina (cheap).

Forms:

• jeftin = cheap
• jeftiniji / jeftinija / jeftinije = cheaper

Here the understood noun is dvokrevetna soba, which is feminine singular, so the adjective must also be feminine singular:

• jer je jeftinija = because it is cheaper

The noun soba is omitted, but still understood:

• jer je [dvokrevetna soba] jeftinija

So jeftinija agrees with the implied feminine noun.

In Croatian, just like in English, a comparative can be used when the comparison is understood from context.

Here the comparison is obvious:

• the speaker is comparing the double room with the single room

So Croatian does not need to say:

• jeftinija od jednokrevetne sobe

because the listener already knows what is being compared.

The full expanded idea is:

• ...jer je jeftinija od jednokrevetne sobe.
• ...because it is cheaper than the single room.

But in normal conversation, leaving that part out is very natural.

Yes. Croatian word order is flexible, but short unstressed words like mi and je usually go in a special position near the beginning of the clause.

These short forms are called clitics.

So the sentence naturally comes out as:

• Asistentica mi je preporučila...

rather than something like:

• Asistentica je preporučila mi... — unnatural
• Mi je asistentica preporučila... — possible only in special contexts, but not the neutral version

A useful thing to notice is that clitics often cluster together:

• mi je
• sam ga
• mu je
• se je is not used that way, but clitic clusters are common in general

So mi je is a normal clitic sequence in Croatian.

They are compound adjectives built from krevet (bed):

• jedno- = one
• dvo- = two
• krevet = bed

So literally:

• jednokrevetna soba = a one-bed room
• dvokrevetna soba = a two-bed room

In natural English, these are usually:

• single room
• double room

These adjectives behave like normal Croatian adjectives, so they change by gender, number, and case:

• jednokrevetna soba
• jednokrevetnu sobu
• dvokrevetna soba
• dvokrevetnu sobu

Not directly in the same structure.

You would normally say:

• Ja bih radije dvokrevetnu. = I’d rather have a double room.

If you want to use više for preference, the structure changes:

• Ja bih više volio dvokrevetnu. if the speaker is male
• Ja bih više voljela dvokrevetnu. if the speaker is female

That means I would prefer a double room.

So:

• radije works directly with bih
• više usually needs a verb like voljeti

Not always. This is a very common false friend.

In Croatian, fakultet usually means something like:

• a university faculty
• a college
• a department/school within a university

In everyday use, students often use fakultet to mean university/college in general:

• Idem na fakultet. = I’m going to university / college.

It does not usually mean the English collective noun faculty = the teaching staff.

So in blizu fakulteta, the meaning is about being near the university or faculty building/institution, not near the teaching staff.

Yes, preporučila mi je is possible, but it is less neutral in this context.

Both are grammatical:

• Asistentica mi je preporučila...
• Asistentica preporučila mi je... — sounds marked or awkward
• Asistentica je preporučila... with other rearrangements may be possible in special contexts

The most natural standard order here is:

• Asistentica mi je preporučila...

That is because Croatian clitics like mi and je tend to appear early in the clause, in a fixed cluster.

So for a learner, the safest pattern is:

• Subject + clitics + main verb

as in:

• Asistentica mi je preporučila...
• Profesor nam je rekao...
• Prijateljica ti je poslala poruku.