ought to pretreat
Verbe régulier : pretreat - pretreated- pretreated

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to pretreat
you ought to pretreat
she ought to pretreat
we ought to pretreat
you ought to pretreat
they ought to pretreat 	I ought to be pretreating
you ought to be pretreating
she ought to be pretreating
we ought to be pretreating
you ought to be pretreating
they ought to be pretreating	I ought to have pretreated
you ought to have pretreated
she ought to have pretreated
we ought to have pretreated
you ought to have pretreated
they ought to have pretreated	I ought to have been pretreating
you ought to have been pretreating
she ought to have been pretreating
we ought to have been pretreating
you ought to have been pretreating
they ought to have been pretreating	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought not to pretreat
you ought not to pretreat
she ought not to pretreat
we ought not to pretreat
you ought not to pretreat
they ought not to pretreat 	I ought not to pretreating
you ought not to pretreating
she ought not to pretreating
we ought not to pretreating
you ought not to pretreating
they ought not to pretreating	I ought not to have pretreated
you ought not to have pretreated
she ought not to have pretreated
we ought not to have pretreated
you ought not to have pretreated
they ought not to have pretreated	I ought not to have been pretreating
you ought not to have been pretreating
she ought not to have been pretreating
we ought not to have been pretreating
you ought not to have been pretreating
they ought not to have been pretreating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I pretreat?
ought to you pretreat?
ought to she pretreat?
ought to we pretreat?
ought to you pretreat?
ought to they pretreat? 	ought to I be pretreating?
ought to you be pretreating?
ought to she be pretreating?
ought to we be pretreating?
ought to you be pretreating?
ought to they be pretreating? 	ought to I have pretreated?
ought to you have pretreated?
ought to she have pretreated?
ought to we have pretreated?
ought to you have pretreated?
ought to they have pretreated? 	ought to I have been pretreating?
ought to you have been pretreating?
ought to she have been pretreating?
ought to we have been pretreating?
ought to you have been pretreating?
ought to they have been pretreating? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought I not to pretreat?
ought you not to pretreat?
ought she not to pretreat?
ought we not to pretreat?
ought you not to pretreat?
ought they not to pretreat? 	ought I not to be pretreating?
ought you not to be pretreating?
ought she not to be pretreating?
ought we not to be pretreating?
ought you not to be pretreating?
ought they not to be pretreating? 	ought I not to have pretreated?
ought you not to have pretreated?
ought she not to have pretreated?
ought we not to have pretreated?
ought you not to have pretreated?
ought they not to have pretreated? 	ought I not to have been pretreating?
ought you not to have been pretreating?
ought she not to have been pretreating?
ought we not to have been pretreating?
ought you not to have been pretreating?
ought they not to have been pretreating?