should backstroke
Verbo regular: backstroke - backstroked- backstroked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should backstroke
you should backstroke
she should backstroke
we should backstroke
you should backstroke
they should backstroke 	I should be backstroking
you should be backstroking
she should be backstroking
we should be backstroking
you should be backstroking
they should be backstroking	I should have backstroked
you should have backstroked
she should have backstroked
we should have backstroked
you should have backstroked
they should have backstroked	I should have been backstroking
you should have been backstroking
she should have been backstroking
we should have been backstroking
you should have been backstroking
they should have been backstroking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not backstroke
you should not backstroke
she should not backstroke
we should not backstroke
you should not backstroke
they should not backstroke 	I should not be backstroking
you should not be backstroking
she should not be backstroking
we should not be backstroking
you should not be backstroking
they should not be backstroking	I should not have backstroked
you should not have backstroked
she should not have backstroked
we should not have backstroked
you should not have backstroked
they should not have backstroked	I should not have been backstroking
you should not have been backstroking
she should not have been backstroking
we should not have been backstroking
you should not have been backstroking
they should not have been backstroking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I backstroke?
should you backstroke?
should she backstroke?
should we backstroke?
should you backstroke?
should they backstroke? 	should I be backstroking?
should you be backstroking?
should she be backstroking?
should we be backstroking?
should you be backstroking?
should they be backstroking? 	should I have backstroked?
should you have backstroked?
should she have backstroked?
should we have backstroked?
should you have backstroked?
should they have backstroked? 	should I have been backstroking?
should you have been backstroking?
should she have been backstroking?
should we have been backstroking?
should you have been backstroking?
should they have been backstroking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not backstroke?
should you not backstroke?
should she not backstroke?
should we not backstroke?
should you not backstroke?
should they not backstroke? 	should I not be backstroking?
should you not be backstroking?
should she not be backstroking?
should we not be backstroking?
should you not be backstroking?
should they not be backstroking? 	should I not have backstroked?
should you not have backstroked?
should she not have backstroked?
should we not have backstroked?
should you not have backstroked?
should they not have backstroked? 	should I not have been backstroking?
should you not have been backstroking?
should she not have been backstroking?
should we not have been backstroking?
should you not have been backstroking?
should they not have been backstroking?