English verb conjugation
MUST OXYGENATE

Regular verb: oxygenate - oxygenated - oxygenated

Affirmation

Simple form	V-ing form
I must oxygenate you must oxygenate she must oxygenate we must oxygenate you must oxygenate they must oxygenate	I must be oxygenating you must be oxygenating she must be oxygenating we must be oxygenating you must be oxygenating they must be oxygenating
Perfect	V-ing perfect
I must have oxygenated you must have oxygenated she must have oxygenated we must have oxygenated you must have oxygenated they must have oxygenated	I must have been oxygenating you must have been oxygenating she must have been oxygenating we must have been oxygenating you must have been oxygenating they must have been oxygenating

Negation

Simple form	V-ing form
I mustn't oxygenate you mustn't oxygenate she mustn't oxygenate we mustn't oxygenate you mustn't oxygenate they mustn't oxygenate	I mustn't be oxygenating you mustn't be oxygenating she mustn't be oxygenating we mustn't be oxygenating you mustn't be oxygenating they mustn't be oxygenating
Perfect	V-ing perfect
I mustn't have oxygenated you mustn't have oxygenated she mustn't have oxygenated we mustn't have oxygenated you mustn't have oxygenated they mustn't have oxygenated	I mustn't have been oxygenating you mustn't have been oxygenating she mustn't have been oxygenating we mustn't have been oxygenating you mustn't have been oxygenating they mustn't have been oxygenating

Interrogative form

Simple form	V-ing form
must I oxygenate? must you oxygenate? must she oxygenate? must we oxygenate? must you oxygenate? must they oxygenate?	must I be oxygenating? must you be oxygenating? must she be oxygenating? must we be oxygenating? must you be oxygenating? must they be oxygenating?
Perfect	V-ing perfect
must I have oxygenated? must you have oxygenated? must she have oxygenated? must we have oxygenated? must you have oxygenated? must they have oxygenated?	must I have been oxygenating? must you have been oxygenating? must she have been oxygenating? must we have been oxygenating? must you have been oxygenating? must they have been oxygenating?

Interro-negative form

Simple form	V-ing form
mustn't I oxygenate? mustn't you oxygenate? mustn't she oxygenate? mustn't we oxygenate? mustn't you oxygenate? mustn't they oxygenate?	mustn't I be oxygenating? mustn't you be oxygenating? mustn't she be oxygenating? mustn't we be oxygenating? mustn't you be oxygenating? mustn't they be oxygenating?
Perfect	V-ing perfect
mustn't I have oxygenated? mustn't you have oxygenated? mustn't she have oxygenated? mustn't we have oxygenated? mustn't you have oxygenated? mustn't they have oxygenated?	mustn't I have been oxygenating? mustn't you have been oxygenating? mustn't she have been oxygenating? mustn't we have been oxygenating? mustn't you have been oxygenating? mustn't they have been oxygenating?