should prick
Verbo regular: prick - pricked- pricked

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should prick
you should prick
she should prick
we should prick
you should prick
they should prick 	I should be pricking
you should be pricking
she should be pricking
we should be pricking
you should be pricking
they should be pricking	I should have pricked
you should have pricked
she should have pricked
we should have pricked
you should have pricked
they should have pricked	I should have been pricking
you should have been pricking
she should have been pricking
we should have been pricking
you should have been pricking
they should have been pricking	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I should not prick
you should not prick
she should not prick
we should not prick
you should not prick
they should not prick 	I should not be pricking
you should not be pricking
she should not be pricking
we should not be pricking
you should not be pricking
they should not be pricking	I should not have pricked
you should not have pricked
she should not have pricked
we should not have pricked
you should not have pricked
they should not have pricked	I should not have been pricking
you should not have been pricking
she should not have been pricking
we should not have been pricking
you should not have been pricking
they should not have been pricking	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I prick?
should you prick?
should she prick?
should we prick?
should you prick?
should they prick? 	should I be pricking?
should you be pricking?
should she be pricking?
should we be pricking?
should you be pricking?
should they be pricking? 	should I have pricked?
should you have pricked?
should she have pricked?
should we have pricked?
should you have pricked?
should they have pricked? 	should I have been pricking?
should you have been pricking?
should she have been pricking?
should we have been pricking?
should you have been pricking?
should they have been pricking? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
should I not prick?
should you not prick?
should she not prick?
should we not prick?
should you not prick?
should they not prick? 	should I not be pricking?
should you not be pricking?
should she not be pricking?
should we not be pricking?
should you not be pricking?
should they not be pricking? 	should I not have pricked?
should you not have pricked?
should she not have pricked?
should we not have pricked?
should you not have pricked?
should they not have pricked? 	should I not have been pricking?
should you not have been pricking?
should she not have been pricking?
should we not have been pricking?
should you not have been pricking?
should they not have been pricking?