ought to oxidize
Regular verb: oxidize - oxidized- oxidized

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to oxidize
you ought to oxidize
she ought to oxidize
we ought to oxidize
you ought to oxidize
they ought to oxidize 	I ought to be oxidizing
you ought to be oxidizing
she ought to be oxidizing
we ought to be oxidizing
you ought to be oxidizing
they ought to be oxidizing	I ought to have oxidized
you ought to have oxidized
she ought to have oxidized
we ought to have oxidized
you ought to have oxidized
they ought to have oxidized	I ought to have been oxidizing
you ought to have been oxidizing
she ought to have been oxidizing
we ought to have been oxidizing
you ought to have been oxidizing
they ought to have been oxidizing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to oxidize
you oughtn't to oxidize
she oughtn't to oxidize
we oughtn't to oxidize
you oughtn't to oxidize
they oughtn't to oxidize 	I oughtn't to be oxidizing
you oughtn't to be oxidizing
she oughtn't to be oxidizing
we oughtn't to be oxidizing
you oughtn't to be oxidizing
they oughtn't to be oxidizing	I oughtn't to have oxidized
you oughtn't to have oxidized
she oughtn't to have oxidized
we oughtn't to have oxidized
you oughtn't to have oxidized
they oughtn't to have oxidized	I oughtn't to have been oxidizing
you oughtn't to have been oxidizing
she oughtn't to have been oxidizing
we oughtn't to have been oxidizing
you oughtn't to have been oxidizing
they oughtn't to have been oxidizing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I oxidize?
ought to you oxidize?
ought to she oxidize?
ought to we oxidize?
ought to you oxidize?
ought to they oxidize? 	ought to I be oxidizing?
ought to you be oxidizing?
ought to she be oxidizing?
ought to we be oxidizing?
ought to you be oxidizing?
ought to they be oxidizing? 	ought to I have oxidized?
ought to you have oxidized?
ought to she have oxidized?
ought to we have oxidized?
ought to you have oxidized?
ought to they have oxidized? 	ought to I have been oxidizing?
ought to you have been oxidizing?
ought to she have been oxidizing?
ought to we have been oxidizing?
ought to you have been oxidizing?
ought to they have been oxidizing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to oxidize?
oughtn't you to oxidize?
oughtn't she to oxidize?
oughtn't we to oxidize?
oughtn't you to oxidize?
oughtn't they to oxidize? 	oughtn't I to be oxidizing?
oughtn't you to be oxidizing?
oughtn't she to be oxidizing?
oughtn't we to be oxidizing?
oughtn't you to be oxidizing?
oughtn't they to be oxidizing? 	oughtn't I to have oxidized?
oughtn't you to have oxidized?
oughtn't she to have oxidized?
oughtn't we to have oxidized?
oughtn't you to have oxidized?
oughtn't they to have oxidized? 	oughtn't I to have been oxidizing?
oughtn't you to have been oxidizing?
oughtn't she to have been oxidizing?
oughtn't we to have been oxidizing?
oughtn't you to have been oxidizing?
oughtn't they to have been oxidizing?