ought to prewarn
Verbo regular: prewarn - prewarned- prewarned

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought to prewarn
you ought to prewarn
he ought to prewarn
we ought to prewarn
you ought to prewarn
they ought to prewarn 	I ought to be prewarning
you ought to be prewarning
he ought to be prewarning
we ought to be prewarning
you ought to be prewarning
they ought to be prewarning	I ought to have prewarned
you ought to have prewarned
he ought to have prewarned
we ought to have prewarned
you ought to have prewarned
they ought to have prewarned	I ought to have been prewarning
you ought to have been prewarning
he ought to have been prewarning
we ought to have been prewarning
you ought to have been prewarning
they ought to have been prewarning	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I ought not to prewarn
you ought not to prewarn
he ought not to prewarn
we ought not to prewarn
you ought not to prewarn
they ought not to prewarn 	I ought not to prewarning
you ought not to prewarning
he ought not to prewarning
we ought not to prewarning
you ought not to prewarning
they ought not to prewarning	I ought not to have prewarned
you ought not to have prewarned
he ought not to have prewarned
we ought not to have prewarned
you ought not to have prewarned
they ought not to have prewarned	I ought not to have been prewarning
you ought not to have been prewarning
he ought not to have been prewarning
we ought not to have been prewarning
you ought not to have been prewarning
they ought not to have been prewarning	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought to I prewarn?
ought to you prewarn?
ought to he prewarn?
ought to we prewarn?
ought to you prewarn?
ought to they prewarn? 	ought to I be prewarning?
ought to you be prewarning?
ought to he be prewarning?
ought to we be prewarning?
ought to you be prewarning?
ought to they be prewarning? 	ought to I have prewarned?
ought to you have prewarned?
ought to he have prewarned?
ought to we have prewarned?
ought to you have prewarned?
ought to they have prewarned? 	ought to I have been prewarning?
ought to you have been prewarning?
ought to he have been prewarning?
ought to we have been prewarning?
ought to you have been prewarning?
ought to they have been prewarning? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
ought I not to prewarn?
ought you not to prewarn?
ought he not to prewarn?
ought we not to prewarn?
ought you not to prewarn?
ought they not to prewarn? 	ought I not to be prewarning?
ought you not to be prewarning?
ought he not to be prewarning?
ought we not to be prewarning?
ought you not to be prewarning?
ought they not to be prewarning? 	ought I not to have prewarned?
ought you not to have prewarned?
ought he not to have prewarned?
ought we not to have prewarned?
ought you not to have prewarned?
ought they not to have prewarned? 	ought I not to have been prewarning?
ought you not to have been prewarning?
ought he not to have been prewarning?
ought we not to have been prewarning?
ought you not to have been prewarning?
ought they not to have been prewarning?