I'd be preventing you'd be preventing he'd be preventing we'd be preventing you'd be preventing they'd be preventing
Perfect
I would've prevented you would've prevented he would've prevented we would've prevented you would've prevented they would've prevented
Perfect en V-ing
I would've been preventing you would've been preventing he would've been preventing we would've been preventing you would've been preventing they would've been preventing
Négation
Forme simple
I wouldn't prevent you wouldn't prevent he wouldn't prevent we wouldn't prevent you wouldn't prevent they wouldn't prevent
Forme en V-ing
I wouldn't be preventing you wouldn't be preventing he wouldn't be preventing we wouldn't be preventing you wouldn't be preventing they wouldn't be preventing
Perfect
I wouldn't have prevented you wouldn't have prevented he wouldn't have prevented we wouldn't have prevented you wouldn't have prevented they wouldn't have prevented
Perfect en V-ing
I wouldn't have been preventing you wouldn't have been preventing he wouldn't have been preventing we wouldn't have been preventing you wouldn't have been preventing they wouldn't have been preventing
Forme interrogative
Forme simple
would I prevent? would you prevent? would he prevent? would we prevent? would you prevent? would they prevent?
Forme en V-ing
would I be preventing? would you be preventing? would he be preventing? would we be preventing? would you be preventing? would they be preventing?
Perfect
would I have prevented? would you have prevented? would he have prevented? would we have prevented? would you have prevented? would they have prevented?
Perfect en V-ing
would I have been preventing? would you have been preventing? would he have been preventing? would we have been preventing? would you have been preventing? would they have been preventing?
Forme interro-négative
Forme simple
wouldn't I prevent? wouldn't you prevent? wouldn't he prevent? wouldn't we prevent? wouldn't you prevent? wouldn't they prevent?
Forme en V-ing
wouldn't I be preventing? wouldn't you be preventing? wouldn't he be preventing? wouldn't we be preventing? wouldn't you be preventing? wouldn't they be preventing?
Perfect
wouldn't I have prevented? wouldn't you have prevented? wouldn't he have prevented? wouldn't we have prevented? wouldn't you have prevented? wouldn't they have prevented?
Perfect en V-ing
wouldn't I have been preventing? wouldn't you have been preventing? wouldn't he have been preventing? wouldn't we have been preventing? wouldn't you have been preventing? wouldn't they have been preventing?