ought to slander
Regular verb: slander - slandered- slandered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to slander
you ought to slander
he ought to slander
we ought to slander
you ought to slander
they ought to slander 	I ought to be slandering
you ought to be slandering
he ought to be slandering
we ought to be slandering
you ought to be slandering
they ought to be slandering	I ought to have slandered
you ought to have slandered
he ought to have slandered
we ought to have slandered
you ought to have slandered
they ought to have slandered	I ought to have been slandering
you ought to have been slandering
he ought to have been slandering
we ought to have been slandering
you ought to have been slandering
they ought to have been slandering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to slander
you ought not to slander
he ought not to slander
we ought not to slander
you ought not to slander
they ought not to slander 	I ought not to slandering
you ought not to slandering
he ought not to slandering
we ought not to slandering
you ought not to slandering
they ought not to slandering	I ought not to have slandered
you ought not to have slandered
he ought not to have slandered
we ought not to have slandered
you ought not to have slandered
they ought not to have slandered	I ought not to have been slandering
you ought not to have been slandering
he ought not to have been slandering
we ought not to have been slandering
you ought not to have been slandering
they ought not to have been slandering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I slander?
ought to you slander?
ought to he slander?
ought to we slander?
ought to you slander?
ought to they slander? 	ought to I be slandering?
ought to you be slandering?
ought to he be slandering?
ought to we be slandering?
ought to you be slandering?
ought to they be slandering? 	ought to I have slandered?
ought to you have slandered?
ought to he have slandered?
ought to we have slandered?
ought to you have slandered?
ought to they have slandered? 	ought to I have been slandering?
ought to you have been slandering?
ought to he have been slandering?
ought to we have been slandering?
ought to you have been slandering?
ought to they have been slandering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to slander?
ought you not to slander?
ought he not to slander?
ought we not to slander?
ought you not to slander?
ought they not to slander? 	ought I not to be slandering?
ought you not to be slandering?
ought he not to be slandering?
ought we not to be slandering?
ought you not to be slandering?
ought they not to be slandering? 	ought I not to have slandered?
ought you not to have slandered?
ought he not to have slandered?
ought we not to have slandered?
ought you not to have slandered?
ought they not to have slandered? 	ought I not to have been slandering?
ought you not to have been slandering?
ought he not to have been slandering?
ought we not to have been slandering?
ought you not to have been slandering?
ought they not to have been slandering?