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When Germans talk about what they did yesterday, last weekend, or even five minutes ago, they almost always use the Perfect Tense (das Perfekt). Unlike English, which uses a simple past verb like "I ate" or "I went," conversational German relies on a two-part verb system.

Think of it like saying: "I have coffee drunk" or "I am to Berlin travelled." It sounds unusual in English, but in German this structure is perfectly natural — and once you understand the two moving parts, it clicks surprisingly fast.

1

The Twin Engines: Haben vs. Sein

Every Perfekt sentence is built around a helper verb (Hilfsverb) that sits in Position 2 of the sentence, conjugated to match the subject. Your only two options are haben (to have) and sein (to be). Choosing the right one is the key decision you make before anything else.

~80% of all verbs haben

Use haben by default. If you can do the action while sitting still, it almost certainly takes haben.

  • essen — to eat
  • kaufen — to buy
  • schlafen — to sleep
  • lesen — to read
  • spielen — to play
Movement & change of state sein

Use sein when the verb describes moving from A to B, or a complete change of physical state.

  • gehen — to go
  • fahren — to drive
  • kommen — to come
  • fliegen — to fly
  • aufstehen — to get up
The sitting-still test: Ask yourself — can you do this action without moving from one place to another? Eating, reading, sleeping — all haben. Walking, travelling, arriving — all sein. When in doubt, use haben; it covers roughly four out of every five German verbs.
2

Word Order: The Sentence Wrap

The Perfekt has a distinctive shape: the helper verb takes the spotlight at Position 2, and the main action verb — transformed into a past participle — gets sent all the way to the end of the sentence. Everything else (time, place, objects) fills in the middle.

Subject  +  haben / sein (Position 2)  +  Other details  +  Past Participle (End)
With haben
Ich habe gestern ein Buch gelesen.
I read a book yesterday.
With sein
Wir sind nach Italien gefahren.
We drove to Italy.
Remember: The participle never leaves the end — not even if you add a time phrase, a destination, or an object. The helper verb and the participle act like two bookends, with everything else in between.
3

Building the Past Participle (Partizip II)

The past participle is the second verb form that goes to the end of the sentence. At A1, verbs fall into two categories when forming their Partizip II: regular (predictable) and irregular (must be memorised).

Regular (Weak) Verbs — predictable

Strip the -en from the infinitive to get the stem, then wrap it with a ge- prefix and a -t ending. Always the same formula.

ge- + stem + -t
  • machen → gemacht
  • kaufen → gekauft
  • hören → gehört
Irregular (Strong) Verbs — memorise these

These change their stem vowel or the entire stem, and they end in -en rather than -t. There is no shortcut — learn them with the verb from the start.

ge- + irregular stem + -en
  • sehen → gesehen (unchanged)
  • trinken → getrunken (i → u)
  • gehen → gegangen (fully irregular)
4

Special Cases: Separable Verbs & -ieren

Two verb types behave slightly differently when forming their Partizip II. Knowing these patterns will save you from two of the most common A1 mistakes.

Rule A

Separable Verbs

A verb that splits in the present tense (like einkaufen → ich kaufe … ein) gets the ge- squeezed in between the prefix and the base verb — not in front of the whole word.

  • einkaufen → eingekauft
  • anrufen → angerufen
  • aufstehen → aufgestanden
Rule B

Verbs ending in -ieren

Verbs borrowed from other languages that end in -ieren never receive a ge- prefix at all. They simply take a -t ending, as if it was already built in.

  • studieren → studiert (not gestudiert)
  • reservieren → reserviert
  • passieren → passiert
Quick memory hook: For separable verbs, think of ge- as a wedge that forces its way into the join. For -ieren verbs, the foreign origin of the word means it already "comes pre-packed" — no ge- needed.
5

Summary Cheat-Sheet

Here are the most important Perfekt verbs you will encounter at A1. Study the helper verb column closely — notice the pattern between movement verbs and sein.

Infinitive Helper Verb Partizip II Example sentence
spielen haben gespielt Wir haben Tennis gespielt.
essen haben gegessen Ich habe Pizza gegessen.
trinken haben getrunken Er hat Wasser getrunken.
kaufen haben gekauft Sie hat ein Buch gekauft.
sehen haben gesehen Wir haben den Film gesehen.
fliegen sein geflogen Er ist nach New York geflogen.
kommen sein gekommen Sie sind spät gekommen.
gehen sein gegangen Ich bin nach Hause gegangen.
fahren sein gefahren Wir sind nach Italien gefahren.

Quick Practice

Type the correct Partizip II into each blank. Scroll right on mobile if needed.

Form the correct Partizip II

Complete each sentence with the past participle of the verb shown in brackets, then press Check Answers.

  1. 1 Ich habe die Hausaufgaben .
    (machen) — I did the homework.
  2. 2 Wir haben Pizza .
    (essen) — We ate pizza.
  3. 3 Er ist nach Berlin .
    (fahren) — He drove to Berlin.
  4. 4 Sie hat im Supermarkt .
    (einkaufen — separable verb!) — She did the shopping at the supermarket.
  5. 5 Mein Bruder hat in Wien .
    (studieren — no ge-!) — My brother studied in Vienna.

Study Tips

Three habits that will make the Perfekt feel automatic faster than you think.

  • 1 Learn the helper verb with the infinitive. Every time you learn a new verb, note whether it takes haben or sein. Write it as a unit: fahren (sein), kaufen (haben). Never let a verb sit in your vocabulary list without its helper verb — it will cost you twice the effort later.
  • 2 Learn Partizip II with the infinitive too. Add the Partizip II to the same entry: essen → gegessen, trinken → getrunken. Irregular verbs will not announce themselves, so meeting them in advance is the only reliable strategy.
  • 3 Practise with real sentences, not isolated forms. Instead of drilling gemacht alone, practise Ich habe das gemacht as a full sentence. The word order (helper at 2, participle at end) needs to become muscle memory, not just a rule you remember under pressure.