ought to disbelieve
Regular verb: disbelieve - disbelieved- disbelieved

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to disbelieve
you ought to disbelieve
he ought to disbelieve
we ought to disbelieve
you ought to disbelieve
they ought to disbelieve 	I ought to be disbelieving
you ought to be disbelieving
he ought to be disbelieving
we ought to be disbelieving
you ought to be disbelieving
they ought to be disbelieving	I ought to have disbelieved
you ought to have disbelieved
he ought to have disbelieved
we ought to have disbelieved
you ought to have disbelieved
they ought to have disbelieved	I ought to have been disbelieving
you ought to have been disbelieving
he ought to have been disbelieving
we ought to have been disbelieving
you ought to have been disbelieving
they ought to have been disbelieving	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to disbelieve
you ought not to disbelieve
he ought not to disbelieve
we ought not to disbelieve
you ought not to disbelieve
they ought not to disbelieve 	I ought not to disbelieving
you ought not to disbelieving
he ought not to disbelieving
we ought not to disbelieving
you ought not to disbelieving
they ought not to disbelieving	I ought not to have disbelieved
you ought not to have disbelieved
he ought not to have disbelieved
we ought not to have disbelieved
you ought not to have disbelieved
they ought not to have disbelieved	I ought not to have been disbelieving
you ought not to have been disbelieving
he ought not to have been disbelieving
we ought not to have been disbelieving
you ought not to have been disbelieving
they ought not to have been disbelieving	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I disbelieve?
ought to you disbelieve?
ought to he disbelieve?
ought to we disbelieve?
ought to you disbelieve?
ought to they disbelieve? 	ought to I be disbelieving?
ought to you be disbelieving?
ought to he be disbelieving?
ought to we be disbelieving?
ought to you be disbelieving?
ought to they be disbelieving? 	ought to I have disbelieved?
ought to you have disbelieved?
ought to he have disbelieved?
ought to we have disbelieved?
ought to you have disbelieved?
ought to they have disbelieved? 	ought to I have been disbelieving?
ought to you have been disbelieving?
ought to he have been disbelieving?
ought to we have been disbelieving?
ought to you have been disbelieving?
ought to they have been disbelieving? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to disbelieve?
ought you not to disbelieve?
ought he not to disbelieve?
ought we not to disbelieve?
ought you not to disbelieve?
ought they not to disbelieve? 	ought I not to be disbelieving?
ought you not to be disbelieving?
ought he not to be disbelieving?
ought we not to be disbelieving?
ought you not to be disbelieving?
ought they not to be disbelieving? 	ought I not to have disbelieved?
ought you not to have disbelieved?
ought he not to have disbelieved?
ought we not to have disbelieved?
ought you not to have disbelieved?
ought they not to have disbelieved? 	ought I not to have been disbelieving?
ought you not to have been disbelieving?
ought he not to have been disbelieving?
ought we not to have been disbelieving?
ought you not to have been disbelieving?
ought they not to have been disbelieving?