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
she 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
she 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
she 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
she 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 ought not to preinstill
you ought not to preinstill
she ought not to preinstill
we ought not to preinstill
you ought not to preinstill
they ought not to preinstill 	I ought not to preinstilling
you ought not to preinstilling
she ought not to preinstilling
we ought not to preinstilling
you ought not to preinstilling
they ought not to preinstilling	I ought not to have preinstilled
you ought not to have preinstilled
she ought not to have preinstilled
we ought not to have preinstilled
you ought not to have preinstilled
they ought not to have preinstilled	I ought not to have been preinstilling
you ought not to have been preinstilling
she ought not to have been preinstilling
we ought not to have been preinstilling
you ought not to have been preinstilling
they ought not 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 she 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 she 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 she 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 she 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 	
ought I not to preinstill?
ought you not to preinstill?
ought she not to preinstill?
ought we not to preinstill?
ought you not to preinstill?
ought they not to preinstill? 	ought I not to be preinstilling?
ought you not to be preinstilling?
ought she not to be preinstilling?
ought we not to be preinstilling?
ought you not to be preinstilling?
ought they not to be preinstilling? 	ought I not to have preinstilled?
ought you not to have preinstilled?
ought she not to have preinstilled?
ought we not to have preinstilled?
ought you not to have preinstilled?
ought they not to have preinstilled? 	ought I not to have been preinstilling?
ought you not to have been preinstilling?
ought she not to have been preinstilling?
ought we not to have been preinstilling?
ought you not to have been preinstilling?
ought they not to have been preinstilling?