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Rozwiązane

Wybierz poprawna odpowiedź.The scientists ___________________ their research before the professor asked them for a report.

hadn't finished

haven't finished

finished

Odpowiedź :

BlueWitchgo

Odpowiedź:

hadn't finished........

Witam.

The scientists haven't finished their research before the professor asked them for a report.

Pozdrawiam,

Antek

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