erweitern: haben or sein? Perfect tense: hat erweitert
In English: to expand, extend · B1
The answer
In the Perfekt, erweitern takes: haben
- Perfekt auxiliary
- haben
- Partizip II
- erweitert
- Perfekt
- hat erweitert
Wortino stores one auxiliary per verb; some verbs can take both depending on the meaning.
Perfekt example
Ich habe mein Haus um einen Raum erweitert.
I added a room to my house.
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