ought to frown
Verbo regular: frown - frowned- frowned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to frown
you ought to frown
she ought to frown
we ought to frown
you ought to frown
they ought to frown 	I ought to be frowning
you ought to be frowning
she ought to be frowning
we ought to be frowning
you ought to be frowning
they ought to be frowning	I ought to have frowned
you ought to have frowned
she ought to have frowned
we ought to have frowned
you ought to have frowned
they ought to have frowned	I ought to have been frowning
you ought to have been frowning
she ought to have been frowning
we ought to have been frowning
you ought to have been frowning
they ought to have been frowning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought not to frown
you ought not to frown
she ought not to frown
we ought not to frown
you ought not to frown
they ought not to frown 	I ought not to frowning
you ought not to frowning
she ought not to frowning
we ought not to frowning
you ought not to frowning
they ought not to frowning	I ought not to have frowned
you ought not to have frowned
she ought not to have frowned
we ought not to have frowned
you ought not to have frowned
they ought not to have frowned	I ought not to have been frowning
you ought not to have been frowning
she ought not to have been frowning
we ought not to have been frowning
you ought not to have been frowning
they ought not to have been frowning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I frown?
ought to you frown?
ought to she frown?
ought to we frown?
ought to you frown?
ought to they frown? 	ought to I be frowning?
ought to you be frowning?
ought to she be frowning?
ought to we be frowning?
ought to you be frowning?
ought to they be frowning? 	ought to I have frowned?
ought to you have frowned?
ought to she have frowned?
ought to we have frowned?
ought to you have frowned?
ought to they have frowned? 	ought to I have been frowning?
ought to you have been frowning?
ought to she have been frowning?
ought to we have been frowning?
ought to you have been frowning?
ought to they have been frowning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought I not to frown?
ought you not to frown?
ought she not to frown?
ought we not to frown?
ought you not to frown?
ought they not to frown? 	ought I not to be frowning?
ought you not to be frowning?
ought she not to be frowning?
ought we not to be frowning?
ought you not to be frowning?
ought they not to be frowning? 	ought I not to have frowned?
ought you not to have frowned?
ought she not to have frowned?
ought we not to have frowned?
ought you not to have frowned?
ought they not to have frowned? 	ought I not to have been frowning?
ought you not to have been frowning?
ought she not to have been frowning?
ought we not to have been frowning?
ought you not to have been frowning?
ought they not to have been frowning?