Subject
English Language
Topic
Voice
We must have obeyed our teachers.
We must have obeyed our teachers.
ক)
Our teachers might have obeyed.খ)
Our teachers might have been obeyed.গ)
Our teachers must have been obeyed.ঘ)
Our teachers must have obeyed.Explanation
If we have "Subject + Modal Auxiliary verb + have + third verb + object" then we change it to Passive subject + Modal Auxiliary verb + have been + third form + by + passive object. Modal Auxiliary verb are : can, could, shall, will, may, might, should, would, must, ought to etc.Related questions
Choose the passive form of—‘’Who will pay him?’’The path -- paved, so we were able to walk through the path.He was helping me. The correct passive form is --I must help him.Change the voice- ‘’Let me do the sum.’’Panic seized me. The passive form will be --Sunder will have closed the door.Identify the correct passive form of ‘Open the door’.