Question

I did not see you change of the voice​

Answer 1

You were not seen by me.

Hope it helps!

Answer 2

Answer :

You were not seen by me.

Extra Information :

• The object in the active voice becomes the subject in the passive voice.

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

• The main verb of the sentence is changed into its past participle form, and it is preceded by the correct form of helping verb in passive voice.