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