Question

did they cut down the trees into passive voice​

Answer 1

Answer:

Did the trees been cut by them?

Hope it helps.

Answer 2

Answer:

Passive voice :-

Are the trees cut down by them?

Explanation:

The passive voice is used when we want to focus attention on the person or thing affected by the action.

Here,

The action is cuting down. (cut down)

The subject is they.

However, the tense of the sentence plays an important role in Passive voice.

This sentence is in the Simple Present Tense and hence the passive voice will be in Simple Present Tense itself.

Hope this helps you :)