ought to buttress
Verbo regular: buttress - buttressed- buttressed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to buttress
you ought to buttress
he ought to buttress
we ought to buttress
you ought to buttress
they ought to buttress 	I ought to be buttressing
you ought to be buttressing
he ought to be buttressing
we ought to be buttressing
you ought to be buttressing
they ought to be buttressing	I ought to have buttressed
you ought to have buttressed
he ought to have buttressed
we ought to have buttressed
you ought to have buttressed
they ought to have buttressed	I ought to have been buttressing
you ought to have been buttressing
he ought to have been buttressing
we ought to have been buttressing
you ought to have been buttressing
they ought to have been buttressing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought not to buttress
you ought not to buttress
he ought not to buttress
we ought not to buttress
you ought not to buttress
they ought not to buttress 	I ought not to buttressing
you ought not to buttressing
he ought not to buttressing
we ought not to buttressing
you ought not to buttressing
they ought not to buttressing	I ought not to have buttressed
you ought not to have buttressed
he ought not to have buttressed
we ought not to have buttressed
you ought not to have buttressed
they ought not to have buttressed	I ought not to have been buttressing
you ought not to have been buttressing
he ought not to have been buttressing
we ought not to have been buttressing
you ought not to have been buttressing
they ought not to have been buttressing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I buttress?
ought to you buttress?
ought to he buttress?
ought to we buttress?
ought to you buttress?
ought to they buttress? 	ought to I be buttressing?
ought to you be buttressing?
ought to he be buttressing?
ought to we be buttressing?
ought to you be buttressing?
ought to they be buttressing? 	ought to I have buttressed?
ought to you have buttressed?
ought to he have buttressed?
ought to we have buttressed?
ought to you have buttressed?
ought to they have buttressed? 	ought to I have been buttressing?
ought to you have been buttressing?
ought to he have been buttressing?
ought to we have been buttressing?
ought to you have been buttressing?
ought to they have been buttressing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought I not to buttress?
ought you not to buttress?
ought he not to buttress?
ought we not to buttress?
ought you not to buttress?
ought they not to buttress? 	ought I not to be buttressing?
ought you not to be buttressing?
ought he not to be buttressing?
ought we not to be buttressing?
ought you not to be buttressing?
ought they not to be buttressing? 	ought I not to have buttressed?
ought you not to have buttressed?
ought he not to have buttressed?
ought we not to have buttressed?
ought you not to have buttressed?
ought they not to have buttressed? 	ought I not to have been buttressing?
ought you not to have been buttressing?
ought he not to have been buttressing?
ought we not to have been buttressing?
ought you not to have been buttressing?
ought they not to have been buttressing?