Question

we had already visited many holy places change the voice ​

Answer 1

Answer:

For what that you have wrote in question

Answer 2

Question : We had already visited many holy places.

- Many holy places were already visited by us.

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Additional Information :

In active voice the format is like :

⟹ Subject - Verb - Object.

When a sentence is turned to passive voice the formal will be like :

⟹ Object - Verb - Subject.

We observe that the place of the object and the subject is interchanged in the above format when a sentence is turned to passive voice.

Note : Verb should be changed to 3rd form.