shall heft
Regular verb: heft - hefted- hefted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll heft
you'll heft
he'll heft
we'll heft
you'll heft
they'll heft 	I'll be hefting
you'll be hefting
he'll be hefting
we'll be hefting
you'll be hefting
they'll be hefting	I'll have hefted
you'll have hefted
he'll have hefted
we'll have hefted
you'll have hefted
they'll have hefted	I'll have been hefting
you'll have been hefting
he'll have been hefting
we'll have been hefting
you'll have been hefting
they'll have been hefting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't heft
you shan't heft
he shan't heft
we shan't heft
you shan't heft
they shan't heft 	I shan't be hefting
you shan't be hefting
he shan't be hefting
we shan't be hefting
you shan't be hefting
they shan't be hefting	I shan't have hefted
you shan't have hefted
he shan't have hefted
we shan't have hefted
you shan't have hefted
they shan't have hefted	I shan't have been hefting
you shan't have been hefting
he shan't have been hefting
we shan't have been hefting
you shan't have been hefting
they shan't have been hefting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I heft?
shall you heft?
shall he heft?
shall we heft?
shall you heft?
shall they heft? 	shall I be hefting?
shall you be hefting?
shall he be hefting?
shall we be hefting?
shall you be hefting?
shall they be hefting? 	shall I have hefted?
shall you have hefted?
shall he have hefted?
shall we have hefted?
shall you have hefted?
shall they have hefted? 	shall I have been hefting?
shall you have been hefting?
shall he have been hefting?
shall we have been hefting?
shall you have been hefting?
shall they have been hefting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I heft?
shan't you heft?
shan't he heft?
shan't we heft?
shan't you heft?
shan't they heft? 	shan't I be hefting?
shan't you be hefting?
shan't he be hefting?
shan't we be hefting?
shan't you be hefting?
shan't they be hefting? 	shan't I have hefted?
shan't you have hefted?
shan't he have hefted?
shan't we have hefted?
shan't you have hefted?
shan't they have hefted? 	shan't I have been hefting?
shan't you have been hefting?
shan't he have been hefting?
shan't we have been hefting?
shan't you have been hefting?
shan't they have been hefting?