I'd be underperforming you'd be underperforming she'd be underperforming we'd be underperforming you'd be underperforming they'd be underperforming
Perfect
I would've underperformed you would've underperformed she would've underperformed we would've underperformed you would've underperformed they would've underperformed
V-ing perfect
I would've been underperforming you would've been underperforming she would've been underperforming we would've been underperforming you would've been underperforming they would've been underperforming
Negation
Simple form
I wouldn't underperform you wouldn't underperform she wouldn't underperform we wouldn't underperform you wouldn't underperform they wouldn't underperform
V-ing form
I wouldn't be underperforming you wouldn't be underperforming she wouldn't be underperforming we wouldn't be underperforming you wouldn't be underperforming they wouldn't be underperforming
Perfect
I wouldn't have underperformed you wouldn't have underperformed she wouldn't have underperformed we wouldn't have underperformed you wouldn't have underperformed they wouldn't have underperformed
V-ing perfect
I wouldn't have been underperforming you wouldn't have been underperforming she wouldn't have been underperforming we wouldn't have been underperforming you wouldn't have been underperforming they wouldn't have been underperforming
Interrogative form
Simple form
would I underperform? would you underperform? would she underperform? would we underperform? would you underperform? would they underperform?
V-ing form
would I be underperforming? would you be underperforming? would she be underperforming? would we be underperforming? would you be underperforming? would they be underperforming?
Perfect
would I have underperformed? would you have underperformed? would she have underperformed? would we have underperformed? would you have underperformed? would they have underperformed?
V-ing perfect
would I have been underperforming? would you have been underperforming? would she have been underperforming? would we have been underperforming? would you have been underperforming? would they have been underperforming?
Interro-negative form
Simple form
wouldn't I underperform? wouldn't you underperform? wouldn't she underperform? wouldn't we underperform? wouldn't you underperform? wouldn't they underperform?
V-ing form
wouldn't I be underperforming? wouldn't you be underperforming? wouldn't she be underperforming? wouldn't we be underperforming? wouldn't you be underperforming? wouldn't they be underperforming?
Perfect
wouldn't I have underperformed? wouldn't you have underperformed? wouldn't she have underperformed? wouldn't we have underperformed? wouldn't you have underperformed? wouldn't they have underperformed?
V-ing perfect
wouldn't I have been underperforming? wouldn't you have been underperforming? wouldn't she have been underperforming? wouldn't we have been underperforming? wouldn't you have been underperforming? wouldn't they have been underperforming?