ought to stack
Verbe régulier : stack - stacked- stacked
Traduction française : empiler - s'empiler 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought to stack
you ought to stack
she ought to stack
we ought to stack
you ought to stack
they ought to stack 	I ought to be stacking
you ought to be stacking
she ought to be stacking
we ought to be stacking
you ought to be stacking
they ought to be stacking	I ought to have stacked
you ought to have stacked
she ought to have stacked
we ought to have stacked
you ought to have stacked
they ought to have stacked	I ought to have been stacking
you ought to have been stacking
she ought to have been stacking
we ought to have been stacking
you ought to have been stacking
they ought to have been stacking	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I ought not to stack
you ought not to stack
she ought not to stack
we ought not to stack
you ought not to stack
they ought not to stack 	I ought not to stacking
you ought not to stacking
she ought not to stacking
we ought not to stacking
you ought not to stacking
they ought not to stacking	I ought not to have stacked
you ought not to have stacked
she ought not to have stacked
we ought not to have stacked
you ought not to have stacked
they ought not to have stacked	I ought not to have been stacking
you ought not to have been stacking
she ought not to have been stacking
we ought not to have been stacking
you ought not to have been stacking
they ought not to have been stacking	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought to I stack?
ought to you stack?
ought to she stack?
ought to we stack?
ought to you stack?
ought to they stack? 	ought to I be stacking?
ought to you be stacking?
ought to she be stacking?
ought to we be stacking?
ought to you be stacking?
ought to they be stacking? 	ought to I have stacked?
ought to you have stacked?
ought to she have stacked?
ought to we have stacked?
ought to you have stacked?
ought to they have stacked? 	ought to I have been stacking?
ought to you have been stacking?
ought to she have been stacking?
ought to we have been stacking?
ought to you have been stacking?
ought to they have been stacking? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
ought I not to stack?
ought you not to stack?
ought she not to stack?
ought we not to stack?
ought you not to stack?
ought they not to stack? 	ought I not to be stacking?
ought you not to be stacking?
ought she not to be stacking?
ought we not to be stacking?
ought you not to be stacking?
ought they not to be stacking? 	ought I not to have stacked?
ought you not to have stacked?
ought she not to have stacked?
ought we not to have stacked?
ought you not to have stacked?
ought they not to have stacked? 	ought I not to have been stacking?
ought you not to have been stacking?
ought she not to have been stacking?
ought we not to have been stacking?
ought you not to have been stacking?
ought they not to have been stacking?