should oxygenate
Regular verb: oxygenate - oxygenated- oxygenated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd oxygenate
you'd oxygenate
he'd oxygenate
we'd oxygenate
you'd oxygenate
they'd oxygenate 	I'd be oxygenating
you'd be oxygenating
he'd be oxygenating
we'd be oxygenating
you'd be oxygenating
they'd be oxygenating	I should've oxygenated
you should've oxygenated
he should've oxygenated
we should've oxygenated
you should've oxygenated
they should've oxygenated	I should've been oxygenating
you should've been oxygenating
he should've been oxygenating
we should've been oxygenating
you should've been oxygenating
they should've been oxygenating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't oxygenate
you shouldn't oxygenate
he shouldn't oxygenate
we shouldn't oxygenate
you shouldn't oxygenate
they shouldn't oxygenate 	I shouldn't be oxygenating
you shouldn't be oxygenating
he shouldn't be oxygenating
we shouldn't be oxygenating
you shouldn't be oxygenating
they shouldn't be oxygenating	I shouldn't have oxygenated
you shouldn't have oxygenated
he shouldn't have oxygenated
we shouldn't have oxygenated
you shouldn't have oxygenated
they shouldn't have oxygenated	I shouldn't have been oxygenating
you shouldn't have been oxygenating
he shouldn't have been oxygenating
we shouldn't have been oxygenating
you shouldn't have been oxygenating
they shouldn't have been oxygenating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I oxygenate?
should you oxygenate?
should he oxygenate?
should we oxygenate?
should you oxygenate?
should they oxygenate? 	should I be oxygenating?
should you be oxygenating?
should he be oxygenating?
should we be oxygenating?
should you be oxygenating?
should they be oxygenating? 	should I have oxygenated?
should you have oxygenated?
should he have oxygenated?
should we have oxygenated?
should you have oxygenated?
should they have oxygenated? 	should I have been oxygenating?
should you have been oxygenating?
should he have been oxygenating?
should we have been oxygenating?
should you have been oxygenating?
should they have been oxygenating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I oxygenate?
shouldn't you oxygenate?
shouldn't he oxygenate?
shouldn't we oxygenate?
shouldn't you oxygenate?
shouldn't they oxygenate? 	shouldn't I be oxygenating?
shouldn't you be oxygenating?
shouldn't he be oxygenating?
shouldn't we be oxygenating?
shouldn't you be oxygenating?
shouldn't they be oxygenating? 	shouldn't I have oxygenated?
shouldn't you have oxygenated?
shouldn't he have oxygenated?
shouldn't we have oxygenated?
shouldn't you have oxygenated?
shouldn't they have oxygenated? 	shouldn't I have been oxygenating?
shouldn't you have been oxygenating?
shouldn't he have been oxygenating?
shouldn't we have been oxygenating?
shouldn't you have been oxygenating?
shouldn't they have been oxygenating?