ought to underuse
Verbe régulier : underuse - underused- underused
Traduction française : sous-utiliser 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to underuse
you ought to underuse
she ought to underuse
we ought to underuse
you ought to underuse
they ought to underuse 	I ought to be underusing
you ought to be underusing
she ought to be underusing
we ought to be underusing
you ought to be underusing
they ought to be underusing	I ought to have underused
you ought to have underused
she ought to have underused
we ought to have underused
you ought to have underused
they ought to have underused	I ought to have been underusing
you ought to have been underusing
she ought to have been underusing
we ought to have been underusing
you ought to have been underusing
they ought to have been underusing	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought not to underuse
you ought not to underuse
she ought not to underuse
we ought not to underuse
you ought not to underuse
they ought not to underuse 	I ought not to underusing
you ought not to underusing
she ought not to underusing
we ought not to underusing
you ought not to underusing
they ought not to underusing	I ought not to have underused
you ought not to have underused
she ought not to have underused
we ought not to have underused
you ought not to have underused
they ought not to have underused	I ought not to have been underusing
you ought not to have been underusing
she ought not to have been underusing
we ought not to have been underusing
you ought not to have been underusing
they ought not to have been underusing	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I underuse?
ought to you underuse?
ought to she underuse?
ought to we underuse?
ought to you underuse?
ought to they underuse? 	ought to I be underusing?
ought to you be underusing?
ought to she be underusing?
ought to we be underusing?
ought to you be underusing?
ought to they be underusing? 	ought to I have underused?
ought to you have underused?
ought to she have underused?
ought to we have underused?
ought to you have underused?
ought to they have underused? 	ought to I have been underusing?
ought to you have been underusing?
ought to she have been underusing?
ought to we have been underusing?
ought to you have been underusing?
ought to they have been underusing? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought I not to underuse?
ought you not to underuse?
ought she not to underuse?
ought we not to underuse?
ought you not to underuse?
ought they not to underuse? 	ought I not to be underusing?
ought you not to be underusing?
ought she not to be underusing?
ought we not to be underusing?
ought you not to be underusing?
ought they not to be underusing? 	ought I not to have underused?
ought you not to have underused?
ought she not to have underused?
ought we not to have underused?
ought you not to have underused?
ought they not to have underused? 	ought I not to have been underusing?
ought you not to have been underusing?
ought she not to have been underusing?
ought we not to have been underusing?
ought you not to have been underusing?
ought they not to have been underusing?