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