Bonjour a tous.
Mettez ces phrases à la forme passive (soulignez le sujet et le complément de chaque phrase. Inversez-les et transformez le verbe).

1) Someone shot the president of the USA
2)They cancelled all fights because of fog.
3)Millions of people have read that book.
4)The police are looking for the missing paintings.
5)They should have told him.
6) Workmen were cleanning the entry to the museum.
7)He invited me to the party.
8)They have not opened the doors yet.
9) Somebody will deliver the package before 9 o'clock.
10)Nobody noticed his mistake.

Pouvez-vous m'aider svp?
Merci d'avance!