I'll be flexing you'll be flexing he'll be flexing we'll be flexing you'll be flexing they'll be flexing
Perfect
I'll have flexed you'll have flexed he'll have flexed we'll have flexed you'll have flexed they'll have flexed
V-ing perfect
I'll have been flexing you'll have been flexing he'll have been flexing we'll have been flexing you'll have been flexing they'll have been flexing
Negation
Simple form
I shan't flex you shan't flex he shan't flex we shan't flex you shan't flex they shan't flex
V-ing form
I shan't be flexing you shan't be flexing he shan't be flexing we shan't be flexing you shan't be flexing they shan't be flexing
Perfect
I shan't have flexed you shan't have flexed he shan't have flexed we shan't have flexed you shan't have flexed they shan't have flexed
V-ing perfect
I shan't have been flexing you shan't have been flexing he shan't have been flexing we shan't have been flexing you shan't have been flexing they shan't have been flexing
Interrogative form
Simple form
shall I flex? shall you flex? shall he flex? shall we flex? shall you flex? shall they flex?
V-ing form
shall I be flexing? shall you be flexing? shall he be flexing? shall we be flexing? shall you be flexing? shall they be flexing?
Perfect
shall I have flexed? shall you have flexed? shall he have flexed? shall we have flexed? shall you have flexed? shall they have flexed?
V-ing perfect
shall I have been flexing? shall you have been flexing? shall he have been flexing? shall we have been flexing? shall you have been flexing? shall they have been flexing?
Interro-negative form
Simple form
shan't I flex? shan't you flex? shan't he flex? shan't we flex? shan't you flex? shan't they flex?
V-ing form
shan't I be flexing? shan't you be flexing? shan't he be flexing? shan't we be flexing? shan't you be flexing? shan't they be flexing?
Perfect
shan't I have flexed? shan't you have flexed? shan't he have flexed? shan't we have flexed? shan't you have flexed? shan't they have flexed?
V-ing perfect
shan't I have been flexing? shan't you have been flexing? shan't he have been flexing? shan't we have been flexing? shan't you have been flexing? shan't they have been flexing?