Question

He saw me opening the door....change the voice​

Answer 1

Answer:

I was seen opening the door by him.

Hope it HELPS!

:)

Answer 2

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• I was seen opening the door by him.

Extra:

• Active voice means that a sentence has a subject that acts upon its verb. 
• Passive voice means that a subject is a recipient of a verb's action.

Hope it helps.