El pare necessita un bitllet perquè va a la feina amb autobús.

In Catalan, it is very common to use the definite article before family nouns: el pare, la mare, l’avi, and so on.

So El pare can naturally mean Dad or Father, depending on context.

You would usually use pare without the article when directly addressing him:

Pare, vine aquí. = Dad, come here.

It can mean either, depending on context.

In a sentence like this, El pare necessita..., it often sounds more natural in English as Dad needs... or Father needs..., not necessarily The father needs...

So the article does not always make it feel as definite and formal as English the does.

Necessita is the third-person singular present of necessitar = to need.

The subject is el pare, which is he, so Catalan uses:

• jo necessito = I need
• tu necessites = you need
• ell/ella necessita = he/she needs

So El pare necessita = Father/Dad needs.

Here bitllet means ticket.

Because the sentence later mentions going amb autobús, the meaning is clearly a bus ticket.

In other contexts, bitllet can also mean things like a travel ticket more generally, and sometimes even a banknote, but here ticket is the right meaning.

Un is the masculine singular indefinite article, so it means a or one.

So:

• un bitllet = a ticket

It is used because the sentence is talking about a ticket, not a specific previously mentioned one. If it were a specific ticket, you would expect el bitllet.

Because perquè as one word with an accent means because.

This is a very common point of confusion for learners. Compare:

• perquè = because
• per què = why / for what
• per a què = for what purpose

So in this sentence, perquè va a la feina amb autobús means because he goes to work by bus.

Catalan often leaves out subject pronouns when they are clear from the verb or the context. This is called a pro-drop language.

So instead of saying ell va, Catalan usually just says va, because the subject is already understood from el pare.

• El pare necessita un bitllet perquè va...
  = Dad needs a ticket because he goes...

Adding ell would usually sound emphatic or contrastive, not neutral.

Literally, it is goes to the work/job.

But the natural English translation is simply goes to work.

A few useful points:

• va = goes
• a = to
• la feina = work / the job / the workplace

Catalan often uses the article where English does not, so a la feina is very natural Catalan even though English usually says just to work.

Because Catalan commonly uses the article in expressions where English leaves it out.

So:

• va a la feina = goes to work

This is normal Catalan usage. English and Catalan do not always handle articles the same way.

Also, feina means work or job, and it is a feminine noun, which is why the article is la.

Yes. Va a treballar is also possible and means he goes to work or more literally he goes to work/do work.

There is a small nuance:

• va a la feina focuses more on going to the workplace
• va a treballar focuses more on the activity of going to work

In many everyday contexts, both can translate the same way in English.

Amb autobús means by bus.

Literally, amb often means with, but in Catalan it can also be used to express the means of transport.

So:

• amb autobús = by bus

You may also hear en autobús in Catalan. Both are possible in many contexts, but amb autobús is perfectly understandable and natural.

Because when Catalan talks about means of transport in a general way, it often leaves out the article:

• amb autobús = by bus
• amb tren = by train
• amb cotxe = by car

If you were talking about a specific bus, then you might use an article or other determiner, for example:

• amb l’autobús de les vuit = on the eight o’clock bus

So here autobús is general, not specific.

A simple learner-friendly approximation is:

el PA-re ne-se-SI-ta un bi-LYET per-KE va a la FEI-na am au-to-BUS

A few pronunciation notes:

• pare: the r is tapped, not like an English r
• bitllet: the ll can sound like a palatal sound; depending on dialect, learners may hear something like ly or even closer to y
• perquè: stress on the last syllable, -què
• feina: sounds roughly like FEI-na
• autobús: stress on the last syllable, -bús

Pronunciation varies by dialect, but that approximation will help you say it understandably.