Active to passive: 'Who ...?' question -> 'By whom ...?'

1. A.
   My tickets was stolen by whom?
2. B.
   My tickets got stolen by who?
3. C.
   By whom were my tickets stolen?
4. D.
   My tickets were stolen by who?

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1. A.
   Who had broken my glasses?
2. B.
   Who is breaking my glasses?
3. C.
   By whom were my glasses being broken?
4. D.
   By whom were my glasses broken?

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1. A.
   By who geography is taught to her?
2. B.
   By whom she is taught geography?
3. C.
   By whom is she taught geography?
4. D.
   By whom was she taught geography?

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1. A.
   By whom you are invited to this party?
2. B.
   By whom are you invited to this party?
3. C.
   By whom you were invited to this party?
4. D.
   By whom were you invited to this party?

Tap an option to check your answer.