Question

We are Investigating the mistery Active voice into passive voice

Answer 1

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The mystery is being investigated by us.

Structure ↴

Subject + am/is/are + being + past participle form of the main verb + preposition + Object

Extra Information ↴

(1) The object in active voice becomes the subject in the passive voice.

(2) The subject in the active voice becomes the object in the passive voice. It is generally preceded by the preposition 'by'.

(3) The main verb of the sentence is changed into its past participle form, and it is preceded by the correct form of the 'be' verb in the passive voice.

(4) If the subject is a pronoun, the correct objective form of that pronoun should be used in the passive voice.

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Answer 2

The mystery is being investigated by us.