Jeg går tilbage til stationen, fordi jeg har glemt min billet.

Because tilbage adds the idea of back.

• jeg går = I walk / I am walking / I go (depending on context)
• jeg går tilbage = I go back / I walk back

So in this sentence, tilbage shows that the speaker is returning to a place they were at before.

Literally, gå usually means walk. So jeg går tilbage til stationen most naturally means I’m walking back to the station.

But in some contexts, English would translate it more naturally as I’m going back to the station, especially if the important point is the return, not the exact method of travel.

If you wanted to be very specific about transport, Danish might use another verb:

• jeg kører tilbage til stationen = I’m driving back to the station
• jeg tager tilbage til stationen = I’m going back to the station (more neutral)

They do different jobs:

• tilbage = back
• til = to
• stationen = the station

So:

• tilbage tells you it is a return movement
• til introduces the destination

That is why tilbage til stationen means back to the station.

Because stationen is the definite form, meaning the station.

In Danish, the definite article is often attached to the end of the noun:

• en station = a station
• stationen = the station

So:

• til station would sound incomplete here
• til stationen = to the station

Because Danish usually does not use the suffixed definite ending when there is a possessive word like min.

Compare:

• en billet = a ticket
• billetten = the ticket
• min billet = my ticket

So min billet is correct, not min billetten.

This is a very important pattern in Danish:

• min bog = my book
• mit hus = my house
• min ven = my friend

Har glemt is the present perfect, and it often corresponds to English have forgotten.

• jeg glemte min billet = I forgot my ticket
• jeg har glemt min billet = I have forgotten my ticket

In this sentence, har glemt suggests a past action with a present result: the speaker forgot the ticket, and now they do not have it with them. That is exactly why they are going back to the station.

So the perfect tense fits the situation very naturally.

The verb is glemme = to forget.

Important forms:

• infinitive: glemme
• present tense: glemmer
• past tense: glemte
• past participle: glemt

So:

• jeg glemmer = I forget / am forgetting
• jeg glemte = I forgot
• jeg har glemt = I have forgotten

Fordi means because. It introduces the reason.

So the sentence is built like this:

• Jeg går tilbage til stationen = main statement
• fordi jeg har glemt min billet = reason

Together:

• I’m going back to the station because I have forgotten my ticket.

Yes. Fordi introduces a subordinate clause, and subordinate clauses in Danish do not use the main-clause verb-second pattern.

Here we get:

• fordi jeg har glemt min billet

This is subject + verb + past participle + object.

A useful way to see the difference is with an adverb like ikke:

• main clause: Jeg har ikke glemt min billet.
• subordinate clause: ... fordi jeg ikke har glemt min billet.

So after fordi, Danish keeps the verb later than it would in a typical main clause pattern.

Because fordi jeg har glemt min billet is a subordinate clause, and Danish normally writes a comma before such clauses.

So the comma separates:

• the main clause: Jeg går tilbage til stationen
• the reason clause: fordi jeg har glemt min billet

You will see this kind of comma very often in written Danish.

Because til shows movement toward a destination, while på usually shows location at/on a place.

• jeg går til stationen = I’m going to the station
• jeg er på stationen = I’m at the station

So in this sentence, the speaker is moving toward the station, which is why til is used.

Not really. Jeg is one of those very common Danish words whose pronunciation often surprises learners.

In careful speech, it may sound something like yai or yigh, but in everyday speech it is often reduced. The exact pronunciation varies by accent and speaking style.

The important thing for learners is:

• it is the word for I
• it often sounds shorter and softer than its spelling suggests

So do not expect a fully clear yeg sound.

Yes. Even though the Danish says har glemt literally have forgotten, English may translate it either as:

• I’m going back to the station because I have forgotten my ticket
• I’m going back to the station because I forgot my ticket

The first is closer grammatically to the Danish. The second is often more natural in everyday English. The meaning is basically the same here: the speaker forgot the ticket, and that matters now.

It is:

• Jeg = subject
• går tilbage til stationen = verb phrase + destination
• fordi = linker meaning because
• jeg har glemt min billet = reason clause

So the pattern is:

I go back to the station because I have forgotten my ticket.

This is a very useful model for making your own Danish sentences:

• Jeg bliver hjemme, fordi jeg er træt.
  I’m staying home because I’m tired.
• Jeg ringer til hende, fordi jeg har et spørgsmål.
  I’m calling her because I have a question.