Lesson 27: The Perfekt past tense. Three verb forms

Vocabulary: Household chores

Completing this lesson will add to your overall progress:

VocabularyA1+3%A2+3%B1+1%
GrammarA1+1%A2+4%B1+3%

How to work with this lesson

  1. Read the rule — understand the logic (5 minutes)
  2. Translate the exercises in writing — check against the key
  3. Say it out loud — slowly, consciously, analyzing every verb form
  4. Speed up — run the matrix until it flies out on autopilot

You know the past tense of modal verbs and the form war. Now — the main past tense of German: Perfekt. It's what Germans use every single day. Master it, and you can tell anyone about anything that already happened.


Part 1: What Perfekt is and why it matters

English uses several past forms: "I did", "I have done", "I was doing". German simplifies dramatically: in conversation, Perfekt does almost everything.

The good news for English speakers: the structure is almost identical to English present perfect.

English: I have eaten the cake. German: Ich habe den Kuchen gegessen.

Same skeleton: auxiliary verb (have/haben) + past participle (eaten/gegessen). The only difference: in German, the participle gets shipped to the end of the sentence.

The formula:

haben / sein (conjugated) + Partizip II (at the end of the sentence)

The auxiliary verb sits in slot 2. The participle parks at the very end. Everything else fills the middle.

Ich habe gestern gekocht. — I cooked yesterday. (lit. "I have yesterday cooked")


Part 2: The main hack — the ge...t formula

For regular verbs, Partizip II assembles like a sandwich:

ge- + verb stem + -t = Partizip II

machen → gemacht / lernen → gelernt / kochen → gekocht / putzen → geputzt

Lock in the formula and you can build the participle of a hundred verbs.

English cognate eye-opener: The German pattern ge-...-t is the cousin of English -ed: gemacht ≈ "made", gelernt ≈ "learned". Old English actually had a ge- prefix on participles too — it survives in dialect forms like "y-clept" (= called) and in "enough" (originally ge-noh). You're using a feature English mostly lost.


Part 3: Three verb forms — the table

Every German verb has three core forms:

InfinitivPartizip IIType
machengemachtregular
kochengekochtregular
putzengeputztregular
kaufengekauftregular
waschengewaschenirregular
gehengegangenirregular
fahrengefahrenirregular
  1. Regular verbs — ge- + stem + -t: gemacht, gekocht. Stem doesn't change.
  2. Irregular verbs — ge- + changed stem + -en: gegangen, gefahren. Memorize them (we'll group them next lesson).
  3. Verbs ending in -ieren — no ge-: studiert, telefoniert.

Trap! studieren → studiert, telefonieren → telefoniert. No ge- prefix! These verbs already sound "foreign" enough — Germans skip the prefix.


Part 4: Haben or sein — which auxiliary?

Most verbs take haben. When in doubt — pick haben. It's the default.

Sein is reserved for three cases:

TypeExamples
Movement A → Bgehen, fahren, fliegen, kommen, laufen
Change of statewerden, einschlafen (fall asleep), aufwachen (wake up), sterben (die)
Exceptionssein itself, bleiben (to stay)

Anchor: Can you draw an arrow A → B? Take sein. Action happens in one place? Take haben.

Ich habe gekocht. (cooking happens in one spot) / Ich bin gegangen. (A → B movement)

English mirror: Archaic and biblical English actually used "is/am/are" the same way: "He is risen" (now: "He has risen"), "I am come" (now: "I have come"). German just kept doing this for motion and change-of-state verbs. You're looking at a piece of English's own past.


Part 5: Word order in Perfekt

Partizip II always at the end. Between the auxiliary and the participle goes everything else:

Ich habe gestern die Küche geputzt. (statement — haben in slot 2) Hast du gestern die Küche geputzt? (question — haben in slot 1)

Partizip II is the anchor. It sits at the end. Always.


Next up: Lesson 28 — Perfekt advanced: irregular verbs by patterns. You'll stop guessing what the Partizip II of sprechen, schreiben, or trinken should be. And you'll finally lock in haben vs sein for the verbs that move.

Lesson 27: The Perfekt past tense. Three verb forms · Deutsch · Glottos Matrix