Bonjour, pouvez-vous m’aider pour mes exos sur la voix passive s’il vous plaît ? Merci beaucoup.

Bonsoir ;
C un peu long du coup JSP si je vais pouvoir faire toutes les phrases sans m'emmmeler les pinceaux ;-;

1-It was found on the beach.
2-It has been ( participe passé de "be" ) bought on a second hand shop.
3-A lot if newspapers are red everyday.
4-A lot if money will be ( après un modal il y a la base verbale donc be est neutre) needed.
5-He ( Him devient he ) have been named.
6- The lift haven't been installed yet.
7- The old church is going to be knocked down ( je ne suis pas très sûr pour celle-ci...le knock me dérange >:( )
8-Foreigners are always welcomed in that hôtel.
9-The umbrella have been left on the bus.
10- The mistake has already been made before.
11-And then, a strange voice was heard.
12-No chance will be given to him.
13-The other cup were broken last night.
14-A discothèque is going to be opened here. (ici non plus je ne suis pas sûr).
15-The door was closed suddently.
16-Corocodiles were killed in their thousands a few years ago.
17-All the suitcases have been packed.
18- ( Les interrogation à la voix passive font parties de mes pires ennemies... à mon interro une bonne parti des points ont sautés à cause d'eux T___T )
19- All the signatures will be collected very quickly.

OUF ! J'espère avoir accompli ce travail comme il se doit malgré quelques trous de mémoires...sur ce bonne soirée^^