shall scoff
Regular verb: scoff - scoffed- scoffed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'll scoff
you'll scoff
he'll scoff
we'll scoff
you'll scoff
they'll scoff 	I'll be scoffing
you'll be scoffing
he'll be scoffing
we'll be scoffing
you'll be scoffing
they'll be scoffing	I'll have scoffed
you'll have scoffed
he'll have scoffed
we'll have scoffed
you'll have scoffed
they'll have scoffed	I'll have been scoffing
you'll have been scoffing
he'll have been scoffing
we'll have been scoffing
you'll have been scoffing
they'll have been scoffing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shan't scoff
you shan't scoff
he shan't scoff
we shan't scoff
you shan't scoff
they shan't scoff 	I shan't be scoffing
you shan't be scoffing
he shan't be scoffing
we shan't be scoffing
you shan't be scoffing
they shan't be scoffing	I shan't have scoffed
you shan't have scoffed
he shan't have scoffed
we shan't have scoffed
you shan't have scoffed
they shan't have scoffed	I shan't have been scoffing
you shan't have been scoffing
he shan't have been scoffing
we shan't have been scoffing
you shan't have been scoffing
they shan't have been scoffing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shall I scoff?
shall you scoff?
shall he scoff?
shall we scoff?
shall you scoff?
shall they scoff? 	shall I be scoffing?
shall you be scoffing?
shall he be scoffing?
shall we be scoffing?
shall you be scoffing?
shall they be scoffing? 	shall I have scoffed?
shall you have scoffed?
shall he have scoffed?
shall we have scoffed?
shall you have scoffed?
shall they have scoffed? 	shall I have been scoffing?
shall you have been scoffing?
shall he have been scoffing?
shall we have been scoffing?
shall you have been scoffing?
shall they have been scoffing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shan't I scoff?
shan't you scoff?
shan't he scoff?
shan't we scoff?
shan't you scoff?
shan't they scoff? 	shan't I be scoffing?
shan't you be scoffing?
shan't he be scoffing?
shan't we be scoffing?
shan't you be scoffing?
shan't they be scoffing? 	shan't I have scoffed?
shan't you have scoffed?
shan't he have scoffed?
shan't we have scoffed?
shan't you have scoffed?
shan't they have scoffed? 	shan't I have been scoffing?
shan't you have been scoffing?
shan't he have been scoffing?
shan't we have been scoffing?
shan't you have been scoffing?
shan't they have been scoffing?