Multiple choice

Directions: Change the voice of the given sentence.

Who opened the lock in my absence?

  1. By whom was the lock opened in my absence?

  2. By whom the lock was opened in my absence?

  3. Whom by the lock was opened in my absence?

  4. Whom by was opened the lock in my absence?

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Case of interrogative sentence in past indefinite tense. In passive voice we use 'was/were + the past participle form of the verb' in past indefinite tense. It being an interrrogative sentence, auxiliary should precede the subject.