Question

where had your brother leave your science book change into passive voice ​

Answer 1

Why your brother has been left at home?

Explanation:

In a sentence when the action stated by the verb is performed by the subject, the sentence is said to be in an active voice.

In a sentence when the subject is worked upon by the verb, the sentence is said to be in the passive voice.

Answer 2

Why your science book has been left by your brother?