ought to pi
Verbo regular: pi - pied- pied

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to pi
you ought to pi
he ought to pi
we ought to pi
you ought to pi
they ought to pi 	I ought to be piing
you ought to be piing
he ought to be piing
we ought to be piing
you ought to be piing
they ought to be piing	I ought to have pied
you ought to have pied
he ought to have pied
we ought to have pied
you ought to have pied
they ought to have pied	I ought to have been piing
you ought to have been piing
he ought to have been piing
we ought to have been piing
you ought to have been piing
they ought to have been piing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought not to pi
you ought not to pi
he ought not to pi
we ought not to pi
you ought not to pi
they ought not to pi 	I ought not to piing
you ought not to piing
he ought not to piing
we ought not to piing
you ought not to piing
they ought not to piing	I ought not to have pied
you ought not to have pied
he ought not to have pied
we ought not to have pied
you ought not to have pied
they ought not to have pied	I ought not to have been piing
you ought not to have been piing
he ought not to have been piing
we ought not to have been piing
you ought not to have been piing
they ought not to have been piing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I pi?
ought to you pi?
ought to he pi?
ought to we pi?
ought to you pi?
ought to they pi? 	ought to I be piing?
ought to you be piing?
ought to he be piing?
ought to we be piing?
ought to you be piing?
ought to they be piing? 	ought to I have pied?
ought to you have pied?
ought to he have pied?
ought to we have pied?
ought to you have pied?
ought to they have pied? 	ought to I have been piing?
ought to you have been piing?
ought to he have been piing?
ought to we have been piing?
ought to you have been piing?
ought to they have been piing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought I not to pi?
ought you not to pi?
ought he not to pi?
ought we not to pi?
ought you not to pi?
ought they not to pi? 	ought I not to be piing?
ought you not to be piing?
ought he not to be piing?
ought we not to be piing?
ought you not to be piing?
ought they not to be piing? 	ought I not to have pied?
ought you not to have pied?
ought he not to have pied?
ought we not to have pied?
ought you not to have pied?
ought they not to have pied? 	ought I not to have been piing?
ought you not to have been piing?
ought he not to have been piing?
ought we not to have been piing?
ought you not to have been piing?
ought they not to have been piing?