ought to contradict
Regular verb: contradict - contradicted- contradicted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to contradict
you ought to contradict
she ought to contradict
we ought to contradict
you ought to contradict
they ought to contradict 	I ought to be contradicting
you ought to be contradicting
she ought to be contradicting
we ought to be contradicting
you ought to be contradicting
they ought to be contradicting	I ought to have contradicted
you ought to have contradicted
she ought to have contradicted
we ought to have contradicted
you ought to have contradicted
they ought to have contradicted	I ought to have been contradicting
you ought to have been contradicting
she ought to have been contradicting
we ought to have been contradicting
you ought to have been contradicting
they ought to have been contradicting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to contradict
you oughtn't to contradict
she oughtn't to contradict
we oughtn't to contradict
you oughtn't to contradict
they oughtn't to contradict 	I oughtn't to be contradicting
you oughtn't to be contradicting
she oughtn't to be contradicting
we oughtn't to be contradicting
you oughtn't to be contradicting
they oughtn't to be contradicting	I oughtn't to have contradicted
you oughtn't to have contradicted
she oughtn't to have contradicted
we oughtn't to have contradicted
you oughtn't to have contradicted
they oughtn't to have contradicted	I oughtn't to have been contradicting
you oughtn't to have been contradicting
she oughtn't to have been contradicting
we oughtn't to have been contradicting
you oughtn't to have been contradicting
they oughtn't to have been contradicting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I contradict?
ought to you contradict?
ought to she contradict?
ought to we contradict?
ought to you contradict?
ought to they contradict? 	ought to I be contradicting?
ought to you be contradicting?
ought to she be contradicting?
ought to we be contradicting?
ought to you be contradicting?
ought to they be contradicting? 	ought to I have contradicted?
ought to you have contradicted?
ought to she have contradicted?
ought to we have contradicted?
ought to you have contradicted?
ought to they have contradicted? 	ought to I have been contradicting?
ought to you have been contradicting?
ought to she have been contradicting?
ought to we have been contradicting?
ought to you have been contradicting?
ought to they have been contradicting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to contradict?
oughtn't you to contradict?
oughtn't she to contradict?
oughtn't we to contradict?
oughtn't you to contradict?
oughtn't they to contradict? 	oughtn't I to be contradicting?
oughtn't you to be contradicting?
oughtn't she to be contradicting?
oughtn't we to be contradicting?
oughtn't you to be contradicting?
oughtn't they to be contradicting? 	oughtn't I to have contradicted?
oughtn't you to have contradicted?
oughtn't she to have contradicted?
oughtn't we to have contradicted?
oughtn't you to have contradicted?
oughtn't they to have contradicted? 	oughtn't I to have been contradicting?
oughtn't you to have been contradicting?
oughtn't she to have been contradicting?
oughtn't we to have been contradicting?
oughtn't you to have been contradicting?
oughtn't they to have been contradicting?