Question

those children's did not prepare the lesson change into passive​

Answer 1

Answer:

The lesson was not prepared by those children.

Explanation:

Question:

Those children did not prepare the lesson.

Change into passive.

Answer:

The lesson was not prepared by those children.

*The given question is in active voice,past tense.

-sub+v2

*We have to change the question into passive voice,past tense-sub+was/were+v3(past participle)

*So the answer is,

The lesson was not prepared by those children.

MORE:

*In the Active voice the subject is the "doer

*In the Passive voice the subject is the "sufferer"

*While changing a sentence from active to passive voice,we have to add a "be" form of the main verb should be used in the passive form.