ought to devitrify
Verbe régulier : devitrify - devitrified- devitrified

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to devitrify
you ought to devitrify
he ought to devitrify
we ought to devitrify
you ought to devitrify
they ought to devitrify 	I ought to be devitrifying
you ought to be devitrifying
he ought to be devitrifying
we ought to be devitrifying
you ought to be devitrifying
they ought to be devitrifying	I ought to have devitrified
you ought to have devitrified
he ought to have devitrified
we ought to have devitrified
you ought to have devitrified
they ought to have devitrified	I ought to have been devitrifying
you ought to have been devitrifying
he ought to have been devitrifying
we ought to have been devitrifying
you ought to have been devitrifying
they ought to have been devitrifying	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought not to devitrify
you ought not to devitrify
he ought not to devitrify
we ought not to devitrify
you ought not to devitrify
they ought not to devitrify 	I ought not to devitrifying
you ought not to devitrifying
he ought not to devitrifying
we ought not to devitrifying
you ought not to devitrifying
they ought not to devitrifying	I ought not to have devitrified
you ought not to have devitrified
he ought not to have devitrified
we ought not to have devitrified
you ought not to have devitrified
they ought not to have devitrified	I ought not to have been devitrifying
you ought not to have been devitrifying
he ought not to have been devitrifying
we ought not to have been devitrifying
you ought not to have been devitrifying
they ought not to have been devitrifying	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I devitrify?
ought to you devitrify?
ought to he devitrify?
ought to we devitrify?
ought to you devitrify?
ought to they devitrify? 	ought to I be devitrifying?
ought to you be devitrifying?
ought to he be devitrifying?
ought to we be devitrifying?
ought to you be devitrifying?
ought to they be devitrifying? 	ought to I have devitrified?
ought to you have devitrified?
ought to he have devitrified?
ought to we have devitrified?
ought to you have devitrified?
ought to they have devitrified? 	ought to I have been devitrifying?
ought to you have been devitrifying?
ought to he have been devitrifying?
ought to we have been devitrifying?
ought to you have been devitrifying?
ought to they have been devitrifying? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought I not to devitrify?
ought you not to devitrify?
ought he not to devitrify?
ought we not to devitrify?
ought you not to devitrify?
ought they not to devitrify? 	ought I not to be devitrifying?
ought you not to be devitrifying?
ought he not to be devitrifying?
ought we not to be devitrifying?
ought you not to be devitrifying?
ought they not to be devitrifying? 	ought I not to have devitrified?
ought you not to have devitrified?
ought he not to have devitrified?
ought we not to have devitrified?
ought you not to have devitrified?
ought they not to have devitrified? 	ought I not to have been devitrifying?
ought you not to have been devitrifying?
ought he not to have been devitrifying?
ought we not to have been devitrifying?
ought you not to have been devitrifying?
ought they not to have been devitrifying?