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