ought to eliminate
Regular verb: eliminate - eliminated- eliminated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to eliminate
you ought to eliminate
he ought to eliminate
we ought to eliminate
you ought to eliminate
they ought to eliminate 	I ought to be eliminating
you ought to be eliminating
he ought to be eliminating
we ought to be eliminating
you ought to be eliminating
they ought to be eliminating	I ought to have eliminated
you ought to have eliminated
he ought to have eliminated
we ought to have eliminated
you ought to have eliminated
they ought to have eliminated	I ought to have been eliminating
you ought to have been eliminating
he ought to have been eliminating
we ought to have been eliminating
you ought to have been eliminating
they ought to have been eliminating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to eliminate
you oughtn't to eliminate
he oughtn't to eliminate
we oughtn't to eliminate
you oughtn't to eliminate
they oughtn't to eliminate 	I oughtn't to be eliminating
you oughtn't to be eliminating
he oughtn't to be eliminating
we oughtn't to be eliminating
you oughtn't to be eliminating
they oughtn't to be eliminating	I oughtn't to have eliminated
you oughtn't to have eliminated
he oughtn't to have eliminated
we oughtn't to have eliminated
you oughtn't to have eliminated
they oughtn't to have eliminated	I oughtn't to have been eliminating
you oughtn't to have been eliminating
he oughtn't to have been eliminating
we oughtn't to have been eliminating
you oughtn't to have been eliminating
they oughtn't to have been eliminating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I eliminate?
ought to you eliminate?
ought to he eliminate?
ought to we eliminate?
ought to you eliminate?
ought to they eliminate? 	ought to I be eliminating?
ought to you be eliminating?
ought to he be eliminating?
ought to we be eliminating?
ought to you be eliminating?
ought to they be eliminating? 	ought to I have eliminated?
ought to you have eliminated?
ought to he have eliminated?
ought to we have eliminated?
ought to you have eliminated?
ought to they have eliminated? 	ought to I have been eliminating?
ought to you have been eliminating?
ought to he have been eliminating?
ought to we have been eliminating?
ought to you have been eliminating?
ought to they have been eliminating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to eliminate?
oughtn't you to eliminate?
oughtn't he to eliminate?
oughtn't we to eliminate?
oughtn't you to eliminate?
oughtn't they to eliminate? 	oughtn't I to be eliminating?
oughtn't you to be eliminating?
oughtn't he to be eliminating?
oughtn't we to be eliminating?
oughtn't you to be eliminating?
oughtn't they to be eliminating? 	oughtn't I to have eliminated?
oughtn't you to have eliminated?
oughtn't he to have eliminated?
oughtn't we to have eliminated?
oughtn't you to have eliminated?
oughtn't they to have eliminated? 	oughtn't I to have been eliminating?
oughtn't you to have been eliminating?
oughtn't he to have been eliminating?
oughtn't we to have been eliminating?
oughtn't you to have been eliminating?
oughtn't they to have been eliminating?