change the voice

They find it very useful. (change the voice)

Was he playing football? (change the voice)

I shall visit you in March. (change the voice)

The child has swallowed a piece of plastic. (change the voice)

Father may have to seek his help. (change the voice)

Has he finished the task? (change the voice)

Who will like you? (change the voice)

They were scattering papers all over the floor? (change the voice)

She had done no wrong. (change the voice)

We do not like tea. (change the voice)