ought to preinstill
Verbe régulier : preinstill - preinstilled- preinstilled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to preinstill
you ought to preinstill
he ought to preinstill
we ought to preinstill
you ought to preinstill
they ought to preinstill 	I ought to be preinstilling
you ought to be preinstilling
he ought to be preinstilling
we ought to be preinstilling
you ought to be preinstilling
they ought to be preinstilling	I ought to have preinstilled
you ought to have preinstilled
he ought to have preinstilled
we ought to have preinstilled
you ought to have preinstilled
they ought to have preinstilled	I ought to have been preinstilling
you ought to have been preinstilling
he ought to have been preinstilling
we ought to have been preinstilling
you ought to have been preinstilling
they ought to have been preinstilling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I oughtn't to preinstill
you oughtn't to preinstill
he oughtn't to preinstill
we oughtn't to preinstill
you oughtn't to preinstill
they oughtn't to preinstill 	I oughtn't to be preinstilling
you oughtn't to be preinstilling
he oughtn't to be preinstilling
we oughtn't to be preinstilling
you oughtn't to be preinstilling
they oughtn't to be preinstilling	I oughtn't to have preinstilled
you oughtn't to have preinstilled
he oughtn't to have preinstilled
we oughtn't to have preinstilled
you oughtn't to have preinstilled
they oughtn't to have preinstilled	I oughtn't to have been preinstilling
you oughtn't to have been preinstilling
he oughtn't to have been preinstilling
we oughtn't to have been preinstilling
you oughtn't to have been preinstilling
they oughtn't to have been preinstilling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I preinstill?
ought to you preinstill?
ought to he preinstill?
ought to we preinstill?
ought to you preinstill?
ought to they preinstill? 	ought to I be preinstilling?
ought to you be preinstilling?
ought to he be preinstilling?
ought to we be preinstilling?
ought to you be preinstilling?
ought to they be preinstilling? 	ought to I have preinstilled?
ought to you have preinstilled?
ought to he have preinstilled?
ought to we have preinstilled?
ought to you have preinstilled?
ought to they have preinstilled? 	ought to I have been preinstilling?
ought to you have been preinstilling?
ought to he have been preinstilling?
ought to we have been preinstilling?
ought to you have been preinstilling?
ought to they have been preinstilling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
oughtn't I to preinstill?
oughtn't you to preinstill?
oughtn't he to preinstill?
oughtn't we to preinstill?
oughtn't you to preinstill?
oughtn't they to preinstill? 	oughtn't I to be preinstilling?
oughtn't you to be preinstilling?
oughtn't he to be preinstilling?
oughtn't we to be preinstilling?
oughtn't you to be preinstilling?
oughtn't they to be preinstilling? 	oughtn't I to have preinstilled?
oughtn't you to have preinstilled?
oughtn't he to have preinstilled?
oughtn't we to have preinstilled?
oughtn't you to have preinstilled?
oughtn't they to have preinstilled? 	oughtn't I to have been preinstilling?
oughtn't you to have been preinstilling?
oughtn't he to have been preinstilling?
oughtn't we to have been preinstilling?
oughtn't you to have been preinstilling?
oughtn't they to have been preinstilling?