English verb conjugation
MUST OXYGENATE

Regular verb: oxygenate - oxygenated - oxygenated

Affirmation

Simple form	V-ing form
I must oxygenate you must oxygenate he must oxygenate we must oxygenate you must oxygenate they must oxygenate	I must be oxygenating you must be oxygenating he 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 he 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 he 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 he 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 he 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 he 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 he 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 he oxygenate? must we oxygenate? must you oxygenate? must they oxygenate?	must I be oxygenating? must you be oxygenating? must he 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 he 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 he 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 he 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 he 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 he 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 he have been oxygenating? mustn't we have been oxygenating? mustn't you have been oxygenating? mustn't they have been oxygenating?