Das Formular muss bis Freitag ausgefüllt ___.
Answer and explanation
Correct answer: D. werden
- Step 1: A passive with a modal verb ends in the participle plus 'werden'. Answer: werden. Why not the others: 'wird' and 'wurde' are conjugated and 'worden' belongs to the perfect passive.
Practise more Grammatik: Fälle, Verben und Satzbau.
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