English verb conjugation
MUST OXIDISE

Regular verb: oxidise - oxidised - oxidised

Affirmation

Simple form	V-ing form
I must oxidise you must oxidise he must oxidise we must oxidise you must oxidise they must oxidise	I must be oxidising you must be oxidising he must be oxidising we must be oxidising you must be oxidising they must be oxidising
Perfect	V-ing perfect
I must have oxidised you must have oxidised he must have oxidised we must have oxidised you must have oxidised they must have oxidised	I must have been oxidising you must have been oxidising he must have been oxidising we must have been oxidising you must have been oxidising they must have been oxidising

Negation

Simple form	V-ing form
I mustn't oxidise you mustn't oxidise he mustn't oxidise we mustn't oxidise you mustn't oxidise they mustn't oxidise	I mustn't be oxidising you mustn't be oxidising he mustn't be oxidising we mustn't be oxidising you mustn't be oxidising they mustn't be oxidising
Perfect	V-ing perfect
I mustn't have oxidised you mustn't have oxidised he mustn't have oxidised we mustn't have oxidised you mustn't have oxidised they mustn't have oxidised	I mustn't have been oxidising you mustn't have been oxidising he mustn't have been oxidising we mustn't have been oxidising you mustn't have been oxidising they mustn't have been oxidising

Interrogative form

Simple form	V-ing form
must I oxidise? must you oxidise? must he oxidise? must we oxidise? must you oxidise? must they oxidise?	must I be oxidising? must you be oxidising? must he be oxidising? must we be oxidising? must you be oxidising? must they be oxidising?
Perfect	V-ing perfect
must I have oxidised? must you have oxidised? must he have oxidised? must we have oxidised? must you have oxidised? must they have oxidised?	must I have been oxidising? must you have been oxidising? must he have been oxidising? must we have been oxidising? must you have been oxidising? must they have been oxidising?

Interro-negative form

Simple form	V-ing form
mustn't I oxidise? mustn't you oxidise? mustn't he oxidise? mustn't we oxidise? mustn't you oxidise? mustn't they oxidise?	mustn't I be oxidising? mustn't you be oxidising? mustn't he be oxidising? mustn't we be oxidising? mustn't you be oxidising? mustn't they be oxidising?
Perfect	V-ing perfect
mustn't I have oxidised? mustn't you have oxidised? mustn't he have oxidised? mustn't we have oxidised? mustn't you have oxidised? mustn't they have oxidised?	mustn't I have been oxidising? mustn't you have been oxidising? mustn't he have been oxidising? mustn't we have been oxidising? mustn't you have been oxidising? mustn't they have been oxidising?