ought to slither
Verbo regular: slither - slithered- slithered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to slither
you ought to slither
she ought to slither
we ought to slither
you ought to slither
they ought to slither 	I ought to be slithering
you ought to be slithering
she ought to be slithering
we ought to be slithering
you ought to be slithering
they ought to be slithering	I ought to have slithered
you ought to have slithered
she ought to have slithered
we ought to have slithered
you ought to have slithered
they ought to have slithered	I ought to have been slithering
you ought to have been slithering
she ought to have been slithering
we ought to have been slithering
you ought to have been slithering
they ought to have been slithering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought not to slither
you ought not to slither
she ought not to slither
we ought not to slither
you ought not to slither
they ought not to slither 	I ought not to slithering
you ought not to slithering
she ought not to slithering
we ought not to slithering
you ought not to slithering
they ought not to slithering	I ought not to have slithered
you ought not to have slithered
she ought not to have slithered
we ought not to have slithered
you ought not to have slithered
they ought not to have slithered	I ought not to have been slithering
you ought not to have been slithering
she ought not to have been slithering
we ought not to have been slithering
you ought not to have been slithering
they ought not to have been slithering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I slither?
ought to you slither?
ought to she slither?
ought to we slither?
ought to you slither?
ought to they slither? 	ought to I be slithering?
ought to you be slithering?
ought to she be slithering?
ought to we be slithering?
ought to you be slithering?
ought to they be slithering? 	ought to I have slithered?
ought to you have slithered?
ought to she have slithered?
ought to we have slithered?
ought to you have slithered?
ought to they have slithered? 	ought to I have been slithering?
ought to you have been slithering?
ought to she have been slithering?
ought to we have been slithering?
ought to you have been slithering?
ought to they have been slithering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought I not to slither?
ought you not to slither?
ought she not to slither?
ought we not to slither?
ought you not to slither?
ought they not to slither? 	ought I not to be slithering?
ought you not to be slithering?
ought she not to be slithering?
ought we not to be slithering?
ought you not to be slithering?
ought they not to be slithering? 	ought I not to have slithered?
ought you not to have slithered?
ought she not to have slithered?
ought we not to have slithered?
ought you not to have slithered?
ought they not to have slithered? 	ought I not to have been slithering?
ought you not to have been slithering?
ought she not to have been slithering?
ought we not to have been slithering?
ought you not to have been slithering?
ought they not to have been slithering?