ought to thumbtack
Verbe régulier : thumbtack - thumbtacked- thumbtacked

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to thumbtack
you ought to thumbtack
she ought to thumbtack
we ought to thumbtack
you ought to thumbtack
they ought to thumbtack 	I ought to be thumbtacking
you ought to be thumbtacking
she ought to be thumbtacking
we ought to be thumbtacking
you ought to be thumbtacking
they ought to be thumbtacking	I ought to have thumbtacked
you ought to have thumbtacked
she ought to have thumbtacked
we ought to have thumbtacked
you ought to have thumbtacked
they ought to have thumbtacked	I ought to have been thumbtacking
you ought to have been thumbtacking
she ought to have been thumbtacking
we ought to have been thumbtacking
you ought to have been thumbtacking
they ought to have been thumbtacking	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought not to thumbtack
you ought not to thumbtack
she ought not to thumbtack
we ought not to thumbtack
you ought not to thumbtack
they ought not to thumbtack 	I ought not to thumbtacking
you ought not to thumbtacking
she ought not to thumbtacking
we ought not to thumbtacking
you ought not to thumbtacking
they ought not to thumbtacking	I ought not to have thumbtacked
you ought not to have thumbtacked
she ought not to have thumbtacked
we ought not to have thumbtacked
you ought not to have thumbtacked
they ought not to have thumbtacked	I ought not to have been thumbtacking
you ought not to have been thumbtacking
she ought not to have been thumbtacking
we ought not to have been thumbtacking
you ought not to have been thumbtacking
they ought not to have been thumbtacking	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I thumbtack?
ought to you thumbtack?
ought to she thumbtack?
ought to we thumbtack?
ought to you thumbtack?
ought to they thumbtack? 	ought to I be thumbtacking?
ought to you be thumbtacking?
ought to she be thumbtacking?
ought to we be thumbtacking?
ought to you be thumbtacking?
ought to they be thumbtacking? 	ought to I have thumbtacked?
ought to you have thumbtacked?
ought to she have thumbtacked?
ought to we have thumbtacked?
ought to you have thumbtacked?
ought to they have thumbtacked? 	ought to I have been thumbtacking?
ought to you have been thumbtacking?
ought to she have been thumbtacking?
ought to we have been thumbtacking?
ought to you have been thumbtacking?
ought to they have been thumbtacking? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought I not to thumbtack?
ought you not to thumbtack?
ought she not to thumbtack?
ought we not to thumbtack?
ought you not to thumbtack?
ought they not to thumbtack? 	ought I not to be thumbtacking?
ought you not to be thumbtacking?
ought she not to be thumbtacking?
ought we not to be thumbtacking?
ought you not to be thumbtacking?
ought they not to be thumbtacking? 	ought I not to have thumbtacked?
ought you not to have thumbtacked?
ought she not to have thumbtacked?
ought we not to have thumbtacked?
ought you not to have thumbtacked?
ought they not to have thumbtacked? 	ought I not to have been thumbtacking?
ought you not to have been thumbtacking?
ought she not to have been thumbtacking?
ought we not to have been thumbtacking?
ought you not to have been thumbtacking?
ought they not to have been thumbtacking?