Traduce las siguientes preguntas poniéndolas en voz activa y pasiva
¿Quién ha cantado esa canción?
(activa) Who has sung that song?
(pasiva) Who has that song been sung by?
¿Quién ha comprado ese juguete?
(activa) Who has bought that toy?
(pasiva) Who has that toy been bought by?
¿Quién ha enviado esas flores?
(activa) Who has sent those flowers?
(pasiva) Who have (porque flores es plural) those flowers been sent by?