ought to defoliate
Regular verb: defoliate - defoliated- defoliated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to defoliate
you ought to defoliate
he ought to defoliate
we ought to defoliate
you ought to defoliate
they ought to defoliate 	I ought to be defoliating
you ought to be defoliating
he ought to be defoliating
we ought to be defoliating
you ought to be defoliating
they ought to be defoliating	I ought to have defoliated
you ought to have defoliated
he ought to have defoliated
we ought to have defoliated
you ought to have defoliated
they ought to have defoliated	I ought to have been defoliating
you ought to have been defoliating
he ought to have been defoliating
we ought to have been defoliating
you ought to have been defoliating
they ought to have been defoliating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to defoliate
you oughtn't to defoliate
he oughtn't to defoliate
we oughtn't to defoliate
you oughtn't to defoliate
they oughtn't to defoliate 	I oughtn't to be defoliating
you oughtn't to be defoliating
he oughtn't to be defoliating
we oughtn't to be defoliating
you oughtn't to be defoliating
they oughtn't to be defoliating	I oughtn't to have defoliated
you oughtn't to have defoliated
he oughtn't to have defoliated
we oughtn't to have defoliated
you oughtn't to have defoliated
they oughtn't to have defoliated	I oughtn't to have been defoliating
you oughtn't to have been defoliating
he oughtn't to have been defoliating
we oughtn't to have been defoliating
you oughtn't to have been defoliating
they oughtn't to have been defoliating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I defoliate?
ought to you defoliate?
ought to he defoliate?
ought to we defoliate?
ought to you defoliate?
ought to they defoliate? 	ought to I be defoliating?
ought to you be defoliating?
ought to he be defoliating?
ought to we be defoliating?
ought to you be defoliating?
ought to they be defoliating? 	ought to I have defoliated?
ought to you have defoliated?
ought to he have defoliated?
ought to we have defoliated?
ought to you have defoliated?
ought to they have defoliated? 	ought to I have been defoliating?
ought to you have been defoliating?
ought to he have been defoliating?
ought to we have been defoliating?
ought to you have been defoliating?
ought to they have been defoliating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to defoliate?
oughtn't you to defoliate?
oughtn't he to defoliate?
oughtn't we to defoliate?
oughtn't you to defoliate?
oughtn't they to defoliate? 	oughtn't I to be defoliating?
oughtn't you to be defoliating?
oughtn't he to be defoliating?
oughtn't we to be defoliating?
oughtn't you to be defoliating?
oughtn't they to be defoliating? 	oughtn't I to have defoliated?
oughtn't you to have defoliated?
oughtn't he to have defoliated?
oughtn't we to have defoliated?
oughtn't you to have defoliated?
oughtn't they to have defoliated? 	oughtn't I to have been defoliating?
oughtn't you to have been defoliating?
oughtn't he to have been defoliating?
oughtn't we to have been defoliating?
oughtn't you to have been defoliating?
oughtn't they to have been defoliating?