ought to combat
Regular verb: combat - combated- combated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to combat
you ought to combat
he ought to combat
we ought to combat
you ought to combat
they ought to combat 	I ought to be combating
you ought to be combating
he ought to be combating
we ought to be combating
you ought to be combating
they ought to be combating	I ought to have combated
you ought to have combated
he ought to have combated
we ought to have combated
you ought to have combated
they ought to have combated	I ought to have been combating
you ought to have been combating
he ought to have been combating
we ought to have been combating
you ought to have been combating
they ought to have been combating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to combat
you oughtn't to combat
he oughtn't to combat
we oughtn't to combat
you oughtn't to combat
they oughtn't to combat 	I oughtn't to be combating
you oughtn't to be combating
he oughtn't to be combating
we oughtn't to be combating
you oughtn't to be combating
they oughtn't to be combating	I oughtn't to have combated
you oughtn't to have combated
he oughtn't to have combated
we oughtn't to have combated
you oughtn't to have combated
they oughtn't to have combated	I oughtn't to have been combating
you oughtn't to have been combating
he oughtn't to have been combating
we oughtn't to have been combating
you oughtn't to have been combating
they oughtn't to have been combating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I combat?
ought to you combat?
ought to he combat?
ought to we combat?
ought to you combat?
ought to they combat? 	ought to I be combating?
ought to you be combating?
ought to he be combating?
ought to we be combating?
ought to you be combating?
ought to they be combating? 	ought to I have combated?
ought to you have combated?
ought to he have combated?
ought to we have combated?
ought to you have combated?
ought to they have combated? 	ought to I have been combating?
ought to you have been combating?
ought to he have been combating?
ought to we have been combating?
ought to you have been combating?
ought to they have been combating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to combat?
oughtn't you to combat?
oughtn't he to combat?
oughtn't we to combat?
oughtn't you to combat?
oughtn't they to combat? 	oughtn't I to be combating?
oughtn't you to be combating?
oughtn't he to be combating?
oughtn't we to be combating?
oughtn't you to be combating?
oughtn't they to be combating? 	oughtn't I to have combated?
oughtn't you to have combated?
oughtn't he to have combated?
oughtn't we to have combated?
oughtn't you to have combated?
oughtn't they to have combated? 	oughtn't I to have been combating?
oughtn't you to have been combating?
oughtn't he to have been combating?
oughtn't we to have been combating?
oughtn't you to have been combating?
oughtn't they to have been combating?