ought to colonize
Regular verb: colonize - colonized- colonized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to colonize
you ought to colonize
he ought to colonize
we ought to colonize
you ought to colonize
they ought to colonize 	I ought to be colonizing
you ought to be colonizing
he ought to be colonizing
we ought to be colonizing
you ought to be colonizing
they ought to be colonizing	I ought to have colonized
you ought to have colonized
he ought to have colonized
we ought to have colonized
you ought to have colonized
they ought to have colonized	I ought to have been colonizing
you ought to have been colonizing
he ought to have been colonizing
we ought to have been colonizing
you ought to have been colonizing
they ought to have been colonizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to colonize
you oughtn't to colonize
he oughtn't to colonize
we oughtn't to colonize
you oughtn't to colonize
they oughtn't to colonize 	I oughtn't to be colonizing
you oughtn't to be colonizing
he oughtn't to be colonizing
we oughtn't to be colonizing
you oughtn't to be colonizing
they oughtn't to be colonizing	I oughtn't to have colonized
you oughtn't to have colonized
he oughtn't to have colonized
we oughtn't to have colonized
you oughtn't to have colonized
they oughtn't to have colonized	I oughtn't to have been colonizing
you oughtn't to have been colonizing
he oughtn't to have been colonizing
we oughtn't to have been colonizing
you oughtn't to have been colonizing
they oughtn't to have been colonizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I colonize?
ought to you colonize?
ought to he colonize?
ought to we colonize?
ought to you colonize?
ought to they colonize? 	ought to I be colonizing?
ought to you be colonizing?
ought to he be colonizing?
ought to we be colonizing?
ought to you be colonizing?
ought to they be colonizing? 	ought to I have colonized?
ought to you have colonized?
ought to he have colonized?
ought to we have colonized?
ought to you have colonized?
ought to they have colonized? 	ought to I have been colonizing?
ought to you have been colonizing?
ought to he have been colonizing?
ought to we have been colonizing?
ought to you have been colonizing?
ought to they have been colonizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to colonize?
oughtn't you to colonize?
oughtn't he to colonize?
oughtn't we to colonize?
oughtn't you to colonize?
oughtn't they to colonize? 	oughtn't I to be colonizing?
oughtn't you to be colonizing?
oughtn't he to be colonizing?
oughtn't we to be colonizing?
oughtn't you to be colonizing?
oughtn't they to be colonizing? 	oughtn't I to have colonized?
oughtn't you to have colonized?
oughtn't he to have colonized?
oughtn't we to have colonized?
oughtn't you to have colonized?
oughtn't they to have colonized? 	oughtn't I to have been colonizing?
oughtn't you to have been colonizing?
oughtn't he to have been colonizing?
oughtn't we to have been colonizing?
oughtn't you to have been colonizing?
oughtn't they to have been colonizing?