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