ought to preen
Verbo regular: preen - preened- preened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought to preen
you ought to preen
he ought to preen
we ought to preen
you ought to preen
they ought to preen 	I ought to be preening
you ought to be preening
he ought to be preening
we ought to be preening
you ought to be preening
they ought to be preening	I ought to have preened
you ought to have preened
he ought to have preened
we ought to have preened
you ought to have preened
they ought to have preened	I ought to have been preening
you ought to have been preening
he ought to have been preening
we ought to have been preening
you ought to have been preening
they ought to have been preening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I oughtn't to preen
you oughtn't to preen
he oughtn't to preen
we oughtn't to preen
you oughtn't to preen
they oughtn't to preen 	I oughtn't to be preening
you oughtn't to be preening
he oughtn't to be preening
we oughtn't to be preening
you oughtn't to be preening
they oughtn't to be preening	I oughtn't to have preened
you oughtn't to have preened
he oughtn't to have preened
we oughtn't to have preened
you oughtn't to have preened
they oughtn't to have preened	I oughtn't to have been preening
you oughtn't to have been preening
he oughtn't to have been preening
we oughtn't to have been preening
you oughtn't to have been preening
they oughtn't to have been preening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought to I preen?
ought to you preen?
ought to he preen?
ought to we preen?
ought to you preen?
ought to they preen? 	ought to I be preening?
ought to you be preening?
ought to he be preening?
ought to we be preening?
ought to you be preening?
ought to they be preening? 	ought to I have preened?
ought to you have preened?
ought to he have preened?
ought to we have preened?
ought to you have preened?
ought to they have preened? 	ought to I have been preening?
ought to you have been preening?
ought to he have been preening?
ought to we have been preening?
ought to you have been preening?
ought to they have been preening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
oughtn't I to preen?
oughtn't you to preen?
oughtn't he to preen?
oughtn't we to preen?
oughtn't you to preen?
oughtn't they to preen? 	oughtn't I to be preening?
oughtn't you to be preening?
oughtn't he to be preening?
oughtn't we to be preening?
oughtn't you to be preening?
oughtn't they to be preening? 	oughtn't I to have preened?
oughtn't you to have preened?
oughtn't he to have preened?
oughtn't we to have preened?
oughtn't you to have preened?
oughtn't they to have preened? 	oughtn't I to have been preening?
oughtn't you to have been preening?
oughtn't he to have been preening?
oughtn't we to have been preening?
oughtn't you to have been preening?
oughtn't they to have been preening?