shall leaven
Regular verb: leaven - leavened- leavened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll leaven
you'll leaven
he'll leaven
we'll leaven
you'll leaven
they'll leaven 	I'll be leavening
you'll be leavening
he'll be leavening
we'll be leavening
you'll be leavening
they'll be leavening	I'll have leavened
you'll have leavened
he'll have leavened
we'll have leavened
you'll have leavened
they'll have leavened	I'll have been leavening
you'll have been leavening
he'll have been leavening
we'll have been leavening
you'll have been leavening
they'll have been leavening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't leaven
you shan't leaven
he shan't leaven
we shan't leaven
you shan't leaven
they shan't leaven 	I shan't be leavening
you shan't be leavening
he shan't be leavening
we shan't be leavening
you shan't be leavening
they shan't be leavening	I shan't have leavened
you shan't have leavened
he shan't have leavened
we shan't have leavened
you shan't have leavened
they shan't have leavened	I shan't have been leavening
you shan't have been leavening
he shan't have been leavening
we shan't have been leavening
you shan't have been leavening
they shan't have been leavening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I leaven?
shall you leaven?
shall he leaven?
shall we leaven?
shall you leaven?
shall they leaven? 	shall I be leavening?
shall you be leavening?
shall he be leavening?
shall we be leavening?
shall you be leavening?
shall they be leavening? 	shall I have leavened?
shall you have leavened?
shall he have leavened?
shall we have leavened?
shall you have leavened?
shall they have leavened? 	shall I have been leavening?
shall you have been leavening?
shall he have been leavening?
shall we have been leavening?
shall you have been leavening?
shall they have been leavening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I leaven?
shan't you leaven?
shan't he leaven?
shan't we leaven?
shan't you leaven?
shan't they leaven? 	shan't I be leavening?
shan't you be leavening?
shan't he be leavening?
shan't we be leavening?
shan't you be leavening?
shan't they be leavening? 	shan't I have leavened?
shan't you have leavened?
shan't he have leavened?
shan't we have leavened?
shan't you have leavened?
shan't they have leavened? 	shan't I have been leavening?
shan't you have been leavening?
shan't he have been leavening?
shan't we have been leavening?
shan't you have been leavening?
shan't they have been leavening?