ought to depopulate
Regular verb: depopulate - depopulated- depopulated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to depopulate
you ought to depopulate
he ought to depopulate
we ought to depopulate
you ought to depopulate
they ought to depopulate 	I ought to be depopulating
you ought to be depopulating
he ought to be depopulating
we ought to be depopulating
you ought to be depopulating
they ought to be depopulating	I ought to have depopulated
you ought to have depopulated
he ought to have depopulated
we ought to have depopulated
you ought to have depopulated
they ought to have depopulated	I ought to have been depopulating
you ought to have been depopulating
he ought to have been depopulating
we ought to have been depopulating
you ought to have been depopulating
they ought to have been depopulating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to depopulate
you oughtn't to depopulate
he oughtn't to depopulate
we oughtn't to depopulate
you oughtn't to depopulate
they oughtn't to depopulate 	I oughtn't to be depopulating
you oughtn't to be depopulating
he oughtn't to be depopulating
we oughtn't to be depopulating
you oughtn't to be depopulating
they oughtn't to be depopulating	I oughtn't to have depopulated
you oughtn't to have depopulated
he oughtn't to have depopulated
we oughtn't to have depopulated
you oughtn't to have depopulated
they oughtn't to have depopulated	I oughtn't to have been depopulating
you oughtn't to have been depopulating
he oughtn't to have been depopulating
we oughtn't to have been depopulating
you oughtn't to have been depopulating
they oughtn't to have been depopulating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I depopulate?
ought to you depopulate?
ought to he depopulate?
ought to we depopulate?
ought to you depopulate?
ought to they depopulate? 	ought to I be depopulating?
ought to you be depopulating?
ought to he be depopulating?
ought to we be depopulating?
ought to you be depopulating?
ought to they be depopulating? 	ought to I have depopulated?
ought to you have depopulated?
ought to he have depopulated?
ought to we have depopulated?
ought to you have depopulated?
ought to they have depopulated? 	ought to I have been depopulating?
ought to you have been depopulating?
ought to he have been depopulating?
ought to we have been depopulating?
ought to you have been depopulating?
ought to they have been depopulating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to depopulate?
oughtn't you to depopulate?
oughtn't he to depopulate?
oughtn't we to depopulate?
oughtn't you to depopulate?
oughtn't they to depopulate? 	oughtn't I to be depopulating?
oughtn't you to be depopulating?
oughtn't he to be depopulating?
oughtn't we to be depopulating?
oughtn't you to be depopulating?
oughtn't they to be depopulating? 	oughtn't I to have depopulated?
oughtn't you to have depopulated?
oughtn't he to have depopulated?
oughtn't we to have depopulated?
oughtn't you to have depopulated?
oughtn't they to have depopulated? 	oughtn't I to have been depopulating?
oughtn't you to have been depopulating?
oughtn't he to have been depopulating?
oughtn't we to have been depopulating?
oughtn't you to have been depopulating?
oughtn't they to have been depopulating?