Question

we have seen this movie. change it into voice

Answer 1

your ans

in passive voice

This movie has been seen by us

Answer 2

The statement "We have seen this movie" is in the active voice.

We have to change the given statement into passive voice.

The statement in passive voice is " The movies were seen by us".

This is how one changes active to passive voice.  

The subject of the sentence changed from 'we' to 'The Movie'.