I'll be underperforming you'll be underperforming she'll be underperforming we'll be underperforming you'll be underperforming they'll be underperforming
Perfect
I'll have underperformed you'll have underperformed she'll have underperformed we'll have underperformed you'll have underperformed they'll have underperformed
V-ing perfect
I'll have been underperforming you'll have been underperforming she'll have been underperforming we'll have been underperforming you'll have been underperforming they'll have been underperforming
Negation
Simple form
I won't underperform you won't underperform she won't underperform we won't underperform you won't underperform they won't underperform
V-ing form
I won't be underperforming you won't be underperforming she won't be underperforming we won't be underperforming you won't be underperforming they won't be underperforming
Perfect
I won't have underperformed you won't have underperformed she won't have underperformed we won't have underperformed you won't have underperformed they won't have underperformed
V-ing perfect
I won't have been underperforming you won't have been underperforming she won't have been underperforming we won't have been underperforming you won't have been underperforming they won't have been underperforming
Interrogative form
Simple form
will I underperform? will you underperform? will she underperform? will we underperform? will you underperform? will they underperform?
V-ing form
will I be underperforming? will you be underperforming? will she be underperforming? will we be underperforming? will you be underperforming? will they be underperforming?
Perfect
will I have underperformed? will you have underperformed? will she have underperformed? will we have underperformed? will you have underperformed? will they have underperformed?
V-ing perfect
will I have been underperforming? will you have been underperforming? will she have been underperforming? will we have been underperforming? will you have been underperforming? will they have been underperforming?
Interro-negative form
Simple form
won't I underperform? won't you underperform? won't she underperform? won't we underperform? won't you underperform? won't they underperform?
V-ing form
won't I be underperforming? won't you be underperforming? won't she be underperforming? won't we be underperforming? won't you be underperforming? won't they be underperforming?
Perfect
won't I have underperformed? won't you have underperformed? won't she have underperformed? won't we have underperformed? won't you have underperformed? won't they have underperformed?
V-ing perfect
won't I have been underperforming? won't you have been underperforming? won't she have been underperforming? won't we have been underperforming? won't you have been underperforming? won't they have been underperforming?