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
V-ing perfect
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
Negation
Simple form
I won't backstroke you won't backstroke he won't backstroke we won't backstroke you won't backstroke they won't backstroke
V-ing form
I won't be backstroking you won't be backstroking he won't be backstroking we won't be backstroking you won't be backstroking they won't be backstroking
Perfect
I won't have backstroked you won't have backstroked he won't have backstroked we won't have backstroked you won't have backstroked they won't have backstroked
V-ing perfect
I won't have been backstroking you won't have been backstroking he won't have been backstroking we won't have been backstroking you won't have been backstroking they won't have been backstroking
Interrogative form
Simple form
will I backstroke? will you backstroke? will he backstroke? will we backstroke? will you backstroke? will they backstroke?
V-ing form
will I be backstroking? will you be backstroking? will he be backstroking? will we be backstroking? will you be backstroking? will they be backstroking?
Perfect
will I have backstroked? will you have backstroked? will he have backstroked? will we have backstroked? will you have backstroked? will they have backstroked?
V-ing perfect
will I have been backstroking? will you have been backstroking? will he have been backstroking? will we have been backstroking? will you have been backstroking? will they have been backstroking?
Interro-negative form
Simple form
won't I backstroke? won't you backstroke? won't he backstroke? won't we backstroke? won't you backstroke? won't they backstroke?
V-ing form
won't I be backstroking? won't you be backstroking? won't he be backstroking? won't we be backstroking? won't you be backstroking? won't they be backstroking?
Perfect
won't I have backstroked? won't you have backstroked? won't he have backstroked? won't we have backstroked? won't you have backstroked? won't they have backstroked?
V-ing perfect
won't I have been backstroking? won't you have been backstroking? won't he have been backstroking? won't we have been backstroking? won't you have been backstroking? won't they have been backstroking?