I'll be backstroking you'll be backstroking he'll be backstroking we'll be backstroking you'll be backstroking they'll be backstroking
Perfect
I'll have backstroked you'll have backstroked he'll have backstroked we'll have backstroked you'll have backstroked they'll have backstroked
Perfect en V-ing
I'll have been backstroking you'll have been backstroking he'll have been backstroking we'll have been backstroking you'll have been backstroking they'll have been backstroking
Négation
Forme simple
I shan't backstroke you shan't backstroke he shan't backstroke we shan't backstroke you shan't backstroke they shan't backstroke
Forme en V-ing
I shan't be backstroking you shan't be backstroking he shan't be backstroking we shan't be backstroking you shan't be backstroking they shan't be backstroking
Perfect
I shan't have backstroked you shan't have backstroked he shan't have backstroked we shan't have backstroked you shan't have backstroked they shan't have backstroked
Perfect en V-ing
I shan't have been backstroking you shan't have been backstroking he shan't have been backstroking we shan't have been backstroking you shan't have been backstroking they shan't have been backstroking
Forme interrogative
Forme simple
shall I backstroke? shall you backstroke? shall he backstroke? shall we backstroke? shall you backstroke? shall they backstroke?
Forme en V-ing
shall I be backstroking? shall you be backstroking? shall he be backstroking? shall we be backstroking? shall you be backstroking? shall they be backstroking?
Perfect
shall I have backstroked? shall you have backstroked? shall he have backstroked? shall we have backstroked? shall you have backstroked? shall they have backstroked?
Perfect en V-ing
shall I have been backstroking? shall you have been backstroking? shall he have been backstroking? shall we have been backstroking? shall you have been backstroking? shall they have been backstroking?
Forme interro-négative
Forme simple
shan't I backstroke? shan't you backstroke? shan't he backstroke? shan't we backstroke? shan't you backstroke? shan't they backstroke?
Forme en V-ing
shan't I be backstroking? shan't you be backstroking? shan't he be backstroking? shan't we be backstroking? shan't you be backstroking? shan't they be backstroking?
Perfect
shan't I have backstroked? shan't you have backstroked? shan't he have backstroked? shan't we have backstroked? shan't you have backstroked? shan't they have backstroked?
Perfect en V-ing
shan't I have been backstroking? shan't you have been backstroking? shan't he have been backstroking? shan't we have been backstroking? shan't you have been backstroking? shan't they have been backstroking?