should sin
Verbo regular: sin - sinned- sinned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should sin
you should sin
she should sin
we should sin
you should sin
they should sin 	I should be sinning
you should be sinning
she should be sinning
we should be sinning
you should be sinning
they should be sinning	I should have sinned
you should have sinned
she should have sinned
we should have sinned
you should have sinned
they should have sinned	I should have been sinning
you should have been sinning
she should have been sinning
we should have been sinning
you should have been sinning
they should have been sinning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not sin
you should not sin
she should not sin
we should not sin
you should not sin
they should not sin 	I should not be sinning
you should not be sinning
she should not be sinning
we should not be sinning
you should not be sinning
they should not be sinning	I should not have sinned
you should not have sinned
she should not have sinned
we should not have sinned
you should not have sinned
they should not have sinned	I should not have been sinning
you should not have been sinning
she should not have been sinning
we should not have been sinning
you should not have been sinning
they should not have been sinning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I sin?
should you sin?
should she sin?
should we sin?
should you sin?
should they sin? 	should I be sinning?
should you be sinning?
should she be sinning?
should we be sinning?
should you be sinning?
should they be sinning? 	should I have sinned?
should you have sinned?
should she have sinned?
should we have sinned?
should you have sinned?
should they have sinned? 	should I have been sinning?
should you have been sinning?
should she have been sinning?
should we have been sinning?
should you have been sinning?
should they have been sinning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not sin?
should you not sin?
should she not sin?
should we not sin?
should you not sin?
should they not sin? 	should I not be sinning?
should you not be sinning?
should she not be sinning?
should we not be sinning?
should you not be sinning?
should they not be sinning? 	should I not have sinned?
should you not have sinned?
should she not have sinned?
should we not have sinned?
should you not have sinned?
should they not have sinned? 	should I not have been sinning?
should you not have been sinning?
should she not have been sinning?
should we not have been sinning?
should you not have been sinning?
should they not have been sinning?