ought to pipe
Verbo regular: pipe - piped- piped

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to pipe
you ought to pipe
he ought to pipe
we ought to pipe
you ought to pipe
they ought to pipe 	I ought to be piping
you ought to be piping
he ought to be piping
we ought to be piping
you ought to be piping
they ought to be piping	I ought to have piped
you ought to have piped
he ought to have piped
we ought to have piped
you ought to have piped
they ought to have piped	I ought to have been piping
you ought to have been piping
he ought to have been piping
we ought to have been piping
you ought to have been piping
they ought to have been piping	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I oughtn't to pipe
you oughtn't to pipe
he oughtn't to pipe
we oughtn't to pipe
you oughtn't to pipe
they oughtn't to pipe 	I oughtn't to be piping
you oughtn't to be piping
he oughtn't to be piping
we oughtn't to be piping
you oughtn't to be piping
they oughtn't to be piping	I oughtn't to have piped
you oughtn't to have piped
he oughtn't to have piped
we oughtn't to have piped
you oughtn't to have piped
they oughtn't to have piped	I oughtn't to have been piping
you oughtn't to have been piping
he oughtn't to have been piping
we oughtn't to have been piping
you oughtn't to have been piping
they oughtn't to have been piping	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I pipe?
ought to you pipe?
ought to he pipe?
ought to we pipe?
ought to you pipe?
ought to they pipe? 	ought to I be piping?
ought to you be piping?
ought to he be piping?
ought to we be piping?
ought to you be piping?
ought to they be piping? 	ought to I have piped?
ought to you have piped?
ought to he have piped?
ought to we have piped?
ought to you have piped?
ought to they have piped? 	ought to I have been piping?
ought to you have been piping?
ought to he have been piping?
ought to we have been piping?
ought to you have been piping?
ought to they have been piping? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
oughtn't I to pipe?
oughtn't you to pipe?
oughtn't he to pipe?
oughtn't we to pipe?
oughtn't you to pipe?
oughtn't they to pipe? 	oughtn't I to be piping?
oughtn't you to be piping?
oughtn't he to be piping?
oughtn't we to be piping?
oughtn't you to be piping?
oughtn't they to be piping? 	oughtn't I to have piped?
oughtn't you to have piped?
oughtn't he to have piped?
oughtn't we to have piped?
oughtn't you to have piped?
oughtn't they to have piped? 	oughtn't I to have been piping?
oughtn't you to have been piping?
oughtn't he to have been piping?
oughtn't we to have been piping?
oughtn't you to have been piping?
oughtn't they to have been piping?