Multiple choice

Directions: Change the voice of the given sentence.

Who has stolen my book?

  1. By whom has my book been stolen?

  2. By whom my book has been stolen?

  3. By whom my book has stolen?

  4. Whom by my book has been stolen?
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

While changing the voice of a sentence from active to passive, we interchange the respective postions of the subject and the object.  Moreover, we use the past participle form of the verb. The object in passive voice is generally preceded by 'by'. Passive of present perfect is present perfect continuous tense.Considering this, option 1 is the correct answer.

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