should check
Verbo regolare: check - checked- checked

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I should check
you should check
she should check
we should check
you should check
they should check 	I should be checking
you should be checking
she should be checking
we should be checking
you should be checking
they should be checking	I should have checked
you should have checked
she should have checked
we should have checked
you should have checked
they should have checked	I should have been checking
you should have been checking
she should have been checking
we should have been checking
you should have been checking
they should have been checking	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I should not check
you should not check
she should not check
we should not check
you should not check
they should not check 	I should not be checking
you should not be checking
she should not be checking
we should not be checking
you should not be checking
they should not be checking	I should not have checked
you should not have checked
she should not have checked
we should not have checked
you should not have checked
they should not have checked	I should not have been checking
you should not have been checking
she should not have been checking
we should not have been checking
you should not have been checking
they should not have been checking	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I check?
should you check?
should she check?
should we check?
should you check?
should they check? 	should I be checking?
should you be checking?
should she be checking?
should we be checking?
should you be checking?
should they be checking? 	should I have checked?
should you have checked?
should she have checked?
should we have checked?
should you have checked?
should they have checked? 	should I have been checking?
should you have been checking?
should she have been checking?
should we have been checking?
should you have been checking?
should they have been checking? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
should I not check?
should you not check?
should she not check?
should we not check?
should you not check?
should they not check? 	should I not be checking?
should you not be checking?
should she not be checking?
should we not be checking?
should you not be checking?
should they not be checking? 	should I not have checked?
should you not have checked?
should she not have checked?
should we not have checked?
should you not have checked?
should they not have checked? 	should I not have been checking?
should you not have been checking?
should she not have been checking?
should we not have been checking?
should you not have been checking?
should they not have been checking?