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