Question

the man cut down the tree. passive voice​

Answer 1

The tree was cut down by the man.

The sentence is in the past simple tense, so while changing it into passive voice , the structure will be :

Object + was/were + v3 + by + Subject.

_____✌_____

Answer 2

The tree was cut down by the man.

Explanation:

• A verb is in the passive voice when the subject of the sentence is acted on by the verb.
• The man cut down the tree, This is written in simple past tense.
• Subject( who does the action) will take the place of object( who receives the action ) and object will interchange the position of the subject.
• So, The man and the tree will interchange their position.  
• Hence the passive voice is The tree was cut down by the man.