ought to smother
Regular verb: smother - smothered- smothered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to smother
you ought to smother
he ought to smother
we ought to smother
you ought to smother
they ought to smother 	I ought to be smothering
you ought to be smothering
he ought to be smothering
we ought to be smothering
you ought to be smothering
they ought to be smothering	I ought to have smothered
you ought to have smothered
he ought to have smothered
we ought to have smothered
you ought to have smothered
they ought to have smothered	I ought to have been smothering
you ought to have been smothering
he ought to have been smothering
we ought to have been smothering
you ought to have been smothering
they ought to have been smothering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to smother
you ought not to smother
he ought not to smother
we ought not to smother
you ought not to smother
they ought not to smother 	I ought not to smothering
you ought not to smothering
he ought not to smothering
we ought not to smothering
you ought not to smothering
they ought not to smothering	I ought not to have smothered
you ought not to have smothered
he ought not to have smothered
we ought not to have smothered
you ought not to have smothered
they ought not to have smothered	I ought not to have been smothering
you ought not to have been smothering
he ought not to have been smothering
we ought not to have been smothering
you ought not to have been smothering
they ought not to have been smothering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I smother?
ought to you smother?
ought to he smother?
ought to we smother?
ought to you smother?
ought to they smother? 	ought to I be smothering?
ought to you be smothering?
ought to he be smothering?
ought to we be smothering?
ought to you be smothering?
ought to they be smothering? 	ought to I have smothered?
ought to you have smothered?
ought to he have smothered?
ought to we have smothered?
ought to you have smothered?
ought to they have smothered? 	ought to I have been smothering?
ought to you have been smothering?
ought to he have been smothering?
ought to we have been smothering?
ought to you have been smothering?
ought to they have been smothering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to smother?
ought you not to smother?
ought he not to smother?
ought we not to smother?
ought you not to smother?
ought they not to smother? 	ought I not to be smothering?
ought you not to be smothering?
ought he not to be smothering?
ought we not to be smothering?
ought you not to be smothering?
ought they not to be smothering? 	ought I not to have smothered?
ought you not to have smothered?
ought he not to have smothered?
ought we not to have smothered?
ought you not to have smothered?
ought they not to have smothered? 	ought I not to have been smothering?
ought you not to have been smothering?
ought he not to have been smothering?
ought we not to have been smothering?
ought you not to have been smothering?
ought they not to have been smothering?