should foil
Verbo regular: foil - foiled- foiled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should foil
you should foil
she should foil
we should foil
you should foil
they should foil 	I should be foiling
you should be foiling
she should be foiling
we should be foiling
you should be foiling
they should be foiling	I should have foiled
you should have foiled
she should have foiled
we should have foiled
you should have foiled
they should have foiled	I should have been foiling
you should have been foiling
she should have been foiling
we should have been foiling
you should have been foiling
they should have been foiling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I should not foil
you should not foil
she should not foil
we should not foil
you should not foil
they should not foil 	I should not be foiling
you should not be foiling
she should not be foiling
we should not be foiling
you should not be foiling
they should not be foiling	I should not have foiled
you should not have foiled
she should not have foiled
we should not have foiled
you should not have foiled
they should not have foiled	I should not have been foiling
you should not have been foiling
she should not have been foiling
we should not have been foiling
you should not have been foiling
they should not have been foiling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I foil?
should you foil?
should she foil?
should we foil?
should you foil?
should they foil? 	should I be foiling?
should you be foiling?
should she be foiling?
should we be foiling?
should you be foiling?
should they be foiling? 	should I have foiled?
should you have foiled?
should she have foiled?
should we have foiled?
should you have foiled?
should they have foiled? 	should I have been foiling?
should you have been foiling?
should she have been foiling?
should we have been foiling?
should you have been foiling?
should they have been foiling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
should I not foil?
should you not foil?
should she not foil?
should we not foil?
should you not foil?
should they not foil? 	should I not be foiling?
should you not be foiling?
should she not be foiling?
should we not be foiling?
should you not be foiling?
should they not be foiling? 	should I not have foiled?
should you not have foiled?
should she not have foiled?
should we not have foiled?
should you not have foiled?
should they not have foiled? 	should I not have been foiling?
should you not have been foiling?
should she not have been foiling?
should we not have been foiling?
should you not have been foiling?
should they not have been foiling?