English verb conjugation
MUST DEMARCATE

Regular verb: demarcate - demarcated - demarcated

Affirmation

Simple form	V-ing form
I must demarcate you must demarcate he must demarcate we must demarcate you must demarcate they must demarcate	I must be demarcating you must be demarcating he must be demarcating we must be demarcating you must be demarcating they must be demarcating
Perfect	V-ing perfect
I must have demarcated you must have demarcated he must have demarcated we must have demarcated you must have demarcated they must have demarcated	I must have been demarcating you must have been demarcating he must have been demarcating we must have been demarcating you must have been demarcating they must have been demarcating

Negation

Simple form	V-ing form
I mustn't demarcate you mustn't demarcate he mustn't demarcate we mustn't demarcate you mustn't demarcate they mustn't demarcate	I mustn't be demarcating you mustn't be demarcating he mustn't be demarcating we mustn't be demarcating you mustn't be demarcating they mustn't be demarcating
Perfect	V-ing perfect
I mustn't have demarcated you mustn't have demarcated he mustn't have demarcated we mustn't have demarcated you mustn't have demarcated they mustn't have demarcated	I mustn't have been demarcating you mustn't have been demarcating he mustn't have been demarcating we mustn't have been demarcating you mustn't have been demarcating they mustn't have been demarcating

Interrogative form

Simple form	V-ing form
must I demarcate? must you demarcate? must he demarcate? must we demarcate? must you demarcate? must they demarcate?	must I be demarcating? must you be demarcating? must he be demarcating? must we be demarcating? must you be demarcating? must they be demarcating?
Perfect	V-ing perfect
must I have demarcated? must you have demarcated? must he have demarcated? must we have demarcated? must you have demarcated? must they have demarcated?	must I have been demarcating? must you have been demarcating? must he have been demarcating? must we have been demarcating? must you have been demarcating? must they have been demarcating?

Interro-negative form

Simple form	V-ing form
mustn't I demarcate? mustn't you demarcate? mustn't he demarcate? mustn't we demarcate? mustn't you demarcate? mustn't they demarcate?	mustn't I be demarcating? mustn't you be demarcating? mustn't he be demarcating? mustn't we be demarcating? mustn't you be demarcating? mustn't they be demarcating?
Perfect	V-ing perfect
mustn't I have demarcated? mustn't you have demarcated? mustn't he have demarcated? mustn't we have demarcated? mustn't you have demarcated? mustn't they have demarcated?	mustn't I have been demarcating? mustn't you have been demarcating? mustn't he have been demarcating? mustn't we have been demarcating? mustn't you have been demarcating? mustn't they have been demarcating?