ought to kern
Verbe régulier : kern - kerned- kerned

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to kern
you ought to kern
he ought to kern
we ought to kern
you ought to kern
they ought to kern 	I ought to be kerning
you ought to be kerning
he ought to be kerning
we ought to be kerning
you ought to be kerning
they ought to be kerning	I ought to have kerned
you ought to have kerned
he ought to have kerned
we ought to have kerned
you ought to have kerned
they ought to have kerned	I ought to have been kerning
you ought to have been kerning
he ought to have been kerning
we ought to have been kerning
you ought to have been kerning
they ought to have been kerning	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought not to kern
you ought not to kern
he ought not to kern
we ought not to kern
you ought not to kern
they ought not to kern 	I ought not to kerning
you ought not to kerning
he ought not to kerning
we ought not to kerning
you ought not to kerning
they ought not to kerning	I ought not to have kerned
you ought not to have kerned
he ought not to have kerned
we ought not to have kerned
you ought not to have kerned
they ought not to have kerned	I ought not to have been kerning
you ought not to have been kerning
he ought not to have been kerning
we ought not to have been kerning
you ought not to have been kerning
they ought not to have been kerning	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I kern?
ought to you kern?
ought to he kern?
ought to we kern?
ought to you kern?
ought to they kern? 	ought to I be kerning?
ought to you be kerning?
ought to he be kerning?
ought to we be kerning?
ought to you be kerning?
ought to they be kerning? 	ought to I have kerned?
ought to you have kerned?
ought to he have kerned?
ought to we have kerned?
ought to you have kerned?
ought to they have kerned? 	ought to I have been kerning?
ought to you have been kerning?
ought to he have been kerning?
ought to we have been kerning?
ought to you have been kerning?
ought to they have been kerning? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought I not to kern?
ought you not to kern?
ought he not to kern?
ought we not to kern?
ought you not to kern?
ought they not to kern? 	ought I not to be kerning?
ought you not to be kerning?
ought he not to be kerning?
ought we not to be kerning?
ought you not to be kerning?
ought they not to be kerning? 	ought I not to have kerned?
ought you not to have kerned?
ought he not to have kerned?
ought we not to have kerned?
ought you not to have kerned?
ought they not to have kerned? 	ought I not to have been kerning?
ought you not to have been kerning?
ought he not to have been kerning?
ought we not to have been kerning?
ought you not to have been kerning?
ought they not to have been kerning?