Переделайте из активного залога в пассивный(с объяснениями they will look after the children. somebody has looked for my granny's glasses. ну и из пассивного в активный: the film is much spoken about. the little girls was laughed at. his speech won't be listened to. the children will be spoken to tomorrow. the cab was sent for.

The children will be looked after.
My granny's glasses have been looked for.
People speak much about the film.
Everyone laughed at the little girl.
Nobody will listen to his speech.
They will speak to the children tomorrow.
Somebody sent for the cab.