Wortino

beschleunigen: haben or sein? Perfect tense: hat beschleunigt

In English: to speed up, to accelerate · B1

The answer

In the Perfekt, beschleunigen takes: haben

Perfekt auxiliary
haben
Partizip II
beschleunigt
Perfekt
hat beschleunigt

Wortino stores one auxiliary per verb; some verbs can take both depending on the meaning.

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