ought to caution
Verbo regular: caution - cautioned- cautioned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to caution
you ought to caution
she ought to caution
we ought to caution
you ought to caution
they ought to caution 	I ought to be cautioning
you ought to be cautioning
she ought to be cautioning
we ought to be cautioning
you ought to be cautioning
they ought to be cautioning	I ought to have cautioned
you ought to have cautioned
she ought to have cautioned
we ought to have cautioned
you ought to have cautioned
they ought to have cautioned	I ought to have been cautioning
you ought to have been cautioning
she ought to have been cautioning
we ought to have been cautioning
you ought to have been cautioning
they ought to have been cautioning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought not to caution
you ought not to caution
she ought not to caution
we ought not to caution
you ought not to caution
they ought not to caution 	I ought not to cautioning
you ought not to cautioning
she ought not to cautioning
we ought not to cautioning
you ought not to cautioning
they ought not to cautioning	I ought not to have cautioned
you ought not to have cautioned
she ought not to have cautioned
we ought not to have cautioned
you ought not to have cautioned
they ought not to have cautioned	I ought not to have been cautioning
you ought not to have been cautioning
she ought not to have been cautioning
we ought not to have been cautioning
you ought not to have been cautioning
they ought not to have been cautioning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I caution?
ought to you caution?
ought to she caution?
ought to we caution?
ought to you caution?
ought to they caution? 	ought to I be cautioning?
ought to you be cautioning?
ought to she be cautioning?
ought to we be cautioning?
ought to you be cautioning?
ought to they be cautioning? 	ought to I have cautioned?
ought to you have cautioned?
ought to she have cautioned?
ought to we have cautioned?
ought to you have cautioned?
ought to they have cautioned? 	ought to I have been cautioning?
ought to you have been cautioning?
ought to she have been cautioning?
ought to we have been cautioning?
ought to you have been cautioning?
ought to they have been cautioning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought I not to caution?
ought you not to caution?
ought she not to caution?
ought we not to caution?
ought you not to caution?
ought they not to caution? 	ought I not to be cautioning?
ought you not to be cautioning?
ought she not to be cautioning?
ought we not to be cautioning?
ought you not to be cautioning?
ought they not to be cautioning? 	ought I not to have cautioned?
ought you not to have cautioned?
ought she not to have cautioned?
ought we not to have cautioned?
ought you not to have cautioned?
ought they not to have cautioned? 	ought I not to have been cautioning?
ought you not to have been cautioning?
ought she not to have been cautioning?
ought we not to have been cautioning?
ought you not to have been cautioning?
ought they not to have been cautioning?