English verb conjugation
MUST CUSTOMISE

Regular verb: customise - customised - customised

Affirmation

Simple form	V-ing form
I must customise you must customise he must customise we must customise you must customise they must customise	I must be customising you must be customising he must be customising we must be customising you must be customising they must be customising
Perfect	V-ing perfect
I must have customised you must have customised he must have customised we must have customised you must have customised they must have customised	I must have been customising you must have been customising he must have been customising we must have been customising you must have been customising they must have been customising

Negation

Simple form	V-ing form
I mustn't customise you mustn't customise he mustn't customise we mustn't customise you mustn't customise they mustn't customise	I mustn't be customising you mustn't be customising he mustn't be customising we mustn't be customising you mustn't be customising they mustn't be customising
Perfect	V-ing perfect
I mustn't have customised you mustn't have customised he mustn't have customised we mustn't have customised you mustn't have customised they mustn't have customised	I mustn't have been customising you mustn't have been customising he mustn't have been customising we mustn't have been customising you mustn't have been customising they mustn't have been customising

Interrogative form

Simple form	V-ing form
must I customise? must you customise? must he customise? must we customise? must you customise? must they customise?	must I be customising? must you be customising? must he be customising? must we be customising? must you be customising? must they be customising?
Perfect	V-ing perfect
must I have customised? must you have customised? must he have customised? must we have customised? must you have customised? must they have customised?	must I have been customising? must you have been customising? must he have been customising? must we have been customising? must you have been customising? must they have been customising?

Interro-negative form

Simple form	V-ing form
mustn't I customise? mustn't you customise? mustn't he customise? mustn't we customise? mustn't you customise? mustn't they customise?	mustn't I be customising? mustn't you be customising? mustn't he be customising? mustn't we be customising? mustn't you be customising? mustn't they be customising?
Perfect	V-ing perfect
mustn't I have customised? mustn't you have customised? mustn't he have customised? mustn't we have customised? mustn't you have customised? mustn't they have customised?	mustn't I have been customising? mustn't you have been customising? mustn't he have been customising? mustn't we have been customising? mustn't you have been customising? mustn't they have been customising?