I'll be underperforming you'll be underperforming he'll be underperforming we'll be underperforming you'll be underperforming they'll be underperforming
Perfect
I'll have underperformed you'll have underperformed he'll have underperformed we'll have underperformed you'll have underperformed they'll have underperformed
Perfect en V-ing
I'll have been underperforming you'll have been underperforming he'll have been underperforming we'll have been underperforming you'll have been underperforming they'll have been underperforming
Négation
Forme simple
I shan't underperform you shan't underperform he shan't underperform we shan't underperform you shan't underperform they shan't underperform
Forme en V-ing
I shan't be underperforming you shan't be underperforming he shan't be underperforming we shan't be underperforming you shan't be underperforming they shan't be underperforming
Perfect
I shan't have underperformed you shan't have underperformed he shan't have underperformed we shan't have underperformed you shan't have underperformed they shan't have underperformed
Perfect en V-ing
I shan't have been underperforming you shan't have been underperforming he shan't have been underperforming we shan't have been underperforming you shan't have been underperforming they shan't have been underperforming
Forme interrogative
Forme simple
shall I underperform? shall you underperform? shall he underperform? shall we underperform? shall you underperform? shall they underperform?
Forme en V-ing
shall I be underperforming? shall you be underperforming? shall he be underperforming? shall we be underperforming? shall you be underperforming? shall they be underperforming?
Perfect
shall I have underperformed? shall you have underperformed? shall he have underperformed? shall we have underperformed? shall you have underperformed? shall they have underperformed?
Perfect en V-ing
shall I have been underperforming? shall you have been underperforming? shall he have been underperforming? shall we have been underperforming? shall you have been underperforming? shall they have been underperforming?
Forme interro-négative
Forme simple
shan't I underperform? shan't you underperform? shan't he underperform? shan't we underperform? shan't you underperform? shan't they underperform?
Forme en V-ing
shan't I be underperforming? shan't you be underperforming? shan't he be underperforming? shan't we be underperforming? shan't you be underperforming? shan't they be underperforming?
Perfect
shan't I have underperformed? shan't you have underperformed? shan't he have underperformed? shan't we have underperformed? shan't you have underperformed? shan't they have underperformed?
Perfect en V-ing
shan't I have been underperforming? shan't you have been underperforming? shan't he have been underperforming? shan't we have been underperforming? shan't you have been underperforming? shan't they have been underperforming?