ought to overextract
Regular verb: overextract - overextracted- overextracted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to overextract
you ought to overextract
he ought to overextract
we ought to overextract
you ought to overextract
they ought to overextract 	I ought to be overextracting
you ought to be overextracting
he ought to be overextracting
we ought to be overextracting
you ought to be overextracting
they ought to be overextracting	I ought to have overextracted
you ought to have overextracted
he ought to have overextracted
we ought to have overextracted
you ought to have overextracted
they ought to have overextracted	I ought to have been overextracting
you ought to have been overextracting
he ought to have been overextracting
we ought to have been overextracting
you ought to have been overextracting
they ought to have been overextracting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to overextract
you oughtn't to overextract
he oughtn't to overextract
we oughtn't to overextract
you oughtn't to overextract
they oughtn't to overextract 	I oughtn't to be overextracting
you oughtn't to be overextracting
he oughtn't to be overextracting
we oughtn't to be overextracting
you oughtn't to be overextracting
they oughtn't to be overextracting	I oughtn't to have overextracted
you oughtn't to have overextracted
he oughtn't to have overextracted
we oughtn't to have overextracted
you oughtn't to have overextracted
they oughtn't to have overextracted	I oughtn't to have been overextracting
you oughtn't to have been overextracting
he oughtn't to have been overextracting
we oughtn't to have been overextracting
you oughtn't to have been overextracting
they oughtn't to have been overextracting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I overextract?
ought to you overextract?
ought to he overextract?
ought to we overextract?
ought to you overextract?
ought to they overextract? 	ought to I be overextracting?
ought to you be overextracting?
ought to he be overextracting?
ought to we be overextracting?
ought to you be overextracting?
ought to they be overextracting? 	ought to I have overextracted?
ought to you have overextracted?
ought to he have overextracted?
ought to we have overextracted?
ought to you have overextracted?
ought to they have overextracted? 	ought to I have been overextracting?
ought to you have been overextracting?
ought to he have been overextracting?
ought to we have been overextracting?
ought to you have been overextracting?
ought to they have been overextracting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to overextract?
oughtn't you to overextract?
oughtn't he to overextract?
oughtn't we to overextract?
oughtn't you to overextract?
oughtn't they to overextract? 	oughtn't I to be overextracting?
oughtn't you to be overextracting?
oughtn't he to be overextracting?
oughtn't we to be overextracting?
oughtn't you to be overextracting?
oughtn't they to be overextracting? 	oughtn't I to have overextracted?
oughtn't you to have overextracted?
oughtn't he to have overextracted?
oughtn't we to have overextracted?
oughtn't you to have overextracted?
oughtn't they to have overextracted? 	oughtn't I to have been overextracting?
oughtn't you to have been overextracting?
oughtn't he to have been overextracting?
oughtn't we to have been overextracting?
oughtn't you to have been overextracting?
oughtn't they to have been overextracting?