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