ought to refilter
Verbe régulier : refilter - refiltered- refiltered

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to refilter
you ought to refilter
she ought to refilter
we ought to refilter
you ought to refilter
they ought to refilter 	I ought to be refiltering
you ought to be refiltering
she ought to be refiltering
we ought to be refiltering
you ought to be refiltering
they ought to be refiltering	I ought to have refiltered
you ought to have refiltered
she ought to have refiltered
we ought to have refiltered
you ought to have refiltered
they ought to have refiltered	I ought to have been refiltering
you ought to have been refiltering
she ought to have been refiltering
we ought to have been refiltering
you ought to have been refiltering
they ought to have been refiltering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought not to refilter
you ought not to refilter
she ought not to refilter
we ought not to refilter
you ought not to refilter
they ought not to refilter 	I ought not to refiltering
you ought not to refiltering
she ought not to refiltering
we ought not to refiltering
you ought not to refiltering
they ought not to refiltering	I ought not to have refiltered
you ought not to have refiltered
she ought not to have refiltered
we ought not to have refiltered
you ought not to have refiltered
they ought not to have refiltered	I ought not to have been refiltering
you ought not to have been refiltering
she ought not to have been refiltering
we ought not to have been refiltering
you ought not to have been refiltering
they ought not to have been refiltering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I refilter?
ought to you refilter?
ought to she refilter?
ought to we refilter?
ought to you refilter?
ought to they refilter? 	ought to I be refiltering?
ought to you be refiltering?
ought to she be refiltering?
ought to we be refiltering?
ought to you be refiltering?
ought to they be refiltering? 	ought to I have refiltered?
ought to you have refiltered?
ought to she have refiltered?
ought to we have refiltered?
ought to you have refiltered?
ought to they have refiltered? 	ought to I have been refiltering?
ought to you have been refiltering?
ought to she have been refiltering?
ought to we have been refiltering?
ought to you have been refiltering?
ought to they have been refiltering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought I not to refilter?
ought you not to refilter?
ought she not to refilter?
ought we not to refilter?
ought you not to refilter?
ought they not to refilter? 	ought I not to be refiltering?
ought you not to be refiltering?
ought she not to be refiltering?
ought we not to be refiltering?
ought you not to be refiltering?
ought they not to be refiltering? 	ought I not to have refiltered?
ought you not to have refiltered?
ought she not to have refiltered?
ought we not to have refiltered?
ought you not to have refiltered?
ought they not to have refiltered? 	ought I not to have been refiltering?
ought you not to have been refiltering?
ought she not to have been refiltering?
ought we not to have been refiltering?
ought you not to have been refiltering?
ought they not to have been refiltering?