Question

open all the doors and the windows change into passive voice​

Answer 1

The given sentence can be changed into passive as such: All the doors and the windows have to be opened.

What is an active and passive voice?

• In an active voice, the subject is the centre of attention and action is taken place by the object.

• In a passive voice, object is the centre of attention.
• Both of these voices are interconvertiable.
• By changing the tense of the sentences and replacing postions of object or subject we can make an active voice into passive.
  

Answer 2

Explanation:

open

all the doors and the window