Конечно! Давайте переведем эти предложения из активного в пассивный залог. В пассивном залоге подлежащее получает действие, а не выполняет его.
Active: My students have written some of the best essays.
Passive: Some of the best essays have been written by my students.
Active: Everybody can visit the exhibition from 9 am to 4 pm.
Passive: The exhibition can be visited by everybody from 9 am to 4 pm.
Active: He didn't pay the bill on time.
Passive: The bill wasn't paid on time by him.
Active: They have pulled down the old cinema.
Passive: The old cinema has been pulled down by them.
Active: People were thinking about all possibilities.
Passive: All possibilities were being thought about by people.
Active: The government must deal with the problem of unemployment.
Passive: The problem of unemployment must be dealt with by the government.
Active: The student's parents have closed the school.
Passive: The school has been closed by the student's parents.
Active: The central hospital staff are treating the victims of the accident.
Passive: The victims of the accident are being treated by the central hospital staff.
В пассивном залоге важно помнить о правильном использовании вспомогательных глаголов и форме причастия прошедшего времени основного глагола. Также часто добавляется "by" с указанием того, кто выполняет действие в активном залоге, хотя в некоторых случаях это может быть опущено, если исполнитель очевиден или неважен.