Question

. The police does not know the whereabouts of the missing student. change it from active to passive voice.​

Answer 1

Answer:

The whereabouts of the missing student are not known by the police.

Explanation:

Answer 2

The police do not know the whereabouts of the missing student. (change it from active to passive voice.)

Answer:

The whereabouts of the missing student are not known by the police.

Rules to change from active to passive voice:  

• Keep in mind its tense while converting active to passive voice.

• Exchange the places of the subject and object.

• While converting a sentence from active to passive, we should convert the main verb into its past participle which is also known as the third form of a verb.

• We should always use "by" in the passive sentence.