should kern
Regular verb: kern - kerned- kerned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should kern
you should kern
she should kern
we should kern
you should kern
they should kern 	I should be kerning
you should be kerning
she should be kerning
we should be kerning
you should be kerning
they should be kerning	I should have kerned
you should have kerned
she should have kerned
we should have kerned
you should have kerned
they should have kerned	I should have been kerning
you should have been kerning
she should have been kerning
we should have been kerning
you should have been kerning
they should have been kerning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I should not kern
you should not kern
she should not kern
we should not kern
you should not kern
they should not kern 	I should not be kerning
you should not be kerning
she should not be kerning
we should not be kerning
you should not be kerning
they should not be kerning	I should not have kerned
you should not have kerned
she should not have kerned
we should not have kerned
you should not have kerned
they should not have kerned	I should not have been kerning
you should not have been kerning
she should not have been kerning
we should not have been kerning
you should not have been kerning
they should not have been kerning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I kern?
should you kern?
should she kern?
should we kern?
should you kern?
should they kern? 	should I be kerning?
should you be kerning?
should she be kerning?
should we be kerning?
should you be kerning?
should they be kerning? 	should I have kerned?
should you have kerned?
should she have kerned?
should we have kerned?
should you have kerned?
should they have kerned? 	should I have been kerning?
should you have been kerning?
should she have been kerning?
should we have been kerning?
should you have been kerning?
should they have been kerning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I not kern?
should you not kern?
should she not kern?
should we not kern?
should you not kern?
should they not kern? 	should I not be kerning?
should you not be kerning?
should she not be kerning?
should we not be kerning?
should you not be kerning?
should they not be kerning? 	should I not have kerned?
should you not have kerned?
should she not have kerned?
should we not have kerned?
should you not have kerned?
should they not have kerned? 	should I not have been kerning?
should you not have been kerning?
should she not have been kerning?
should we not have been kerning?
should you not have been kerning?
should they not have been kerning?