I'd be fooling you'd be fooling he'd be fooling we'd be fooling you'd be fooling they'd be fooling
Perfect
I should've fooled you should've fooled he should've fooled we should've fooled you should've fooled they should've fooled
Perfect en V-ing
I should've been fooling you should've been fooling he should've been fooling we should've been fooling you should've been fooling they should've been fooling
Négation
Forme simple
I shouldn't fool you shouldn't fool he shouldn't fool we shouldn't fool you shouldn't fool they shouldn't fool
Forme en V-ing
I shouldn't be fooling you shouldn't be fooling he shouldn't be fooling we shouldn't be fooling you shouldn't be fooling they shouldn't be fooling
Perfect
I shouldn't have fooled you shouldn't have fooled he shouldn't have fooled we shouldn't have fooled you shouldn't have fooled they shouldn't have fooled
Perfect en V-ing
I shouldn't have been fooling you shouldn't have been fooling he shouldn't have been fooling we shouldn't have been fooling you shouldn't have been fooling they shouldn't have been fooling
Forme interrogative
Forme simple
should I fool? should you fool? should he fool? should we fool? should you fool? should they fool?
Forme en V-ing
should I be fooling? should you be fooling? should he be fooling? should we be fooling? should you be fooling? should they be fooling?
Perfect
should I have fooled? should you have fooled? should he have fooled? should we have fooled? should you have fooled? should they have fooled?
Perfect en V-ing
should I have been fooling? should you have been fooling? should he have been fooling? should we have been fooling? should you have been fooling? should they have been fooling?
Forme interro-négative
Forme simple
shouldn't I fool? shouldn't you fool? shouldn't he fool? shouldn't we fool? shouldn't you fool? shouldn't they fool?
Forme en V-ing
shouldn't I be fooling? shouldn't you be fooling? shouldn't he be fooling? shouldn't we be fooling? shouldn't you be fooling? shouldn't they be fooling?
Perfect
shouldn't I have fooled? shouldn't you have fooled? shouldn't he have fooled? shouldn't we have fooled? shouldn't you have fooled? shouldn't they have fooled?
Perfect en V-ing
shouldn't I have been fooling? shouldn't you have been fooling? shouldn't he have been fooling? shouldn't we have been fooling? shouldn't you have been fooling? shouldn't they have been fooling?