English verb conjugation
MUST LINGER

Regular verb: linger - lingered - lingered

Affirmation

Simple form	V-ing form
I must linger you must linger he must linger we must linger you must linger they must linger	I must be lingering you must be lingering he must be lingering we must be lingering you must be lingering they must be lingering
Perfect	V-ing perfect
I must have lingered you must have lingered he must have lingered we must have lingered you must have lingered they must have lingered	I must have been lingering you must have been lingering he must have been lingering we must have been lingering you must have been lingering they must have been lingering

Negation

Simple form	V-ing form
I mustn't linger you mustn't linger he mustn't linger we mustn't linger you mustn't linger they mustn't linger	I mustn't be lingering you mustn't be lingering he mustn't be lingering we mustn't be lingering you mustn't be lingering they mustn't be lingering
Perfect	V-ing perfect
I mustn't have lingered you mustn't have lingered he mustn't have lingered we mustn't have lingered you mustn't have lingered they mustn't have lingered	I mustn't have been lingering you mustn't have been lingering he mustn't have been lingering we mustn't have been lingering you mustn't have been lingering they mustn't have been lingering

Interrogative form

Simple form	V-ing form
must I linger? must you linger? must he linger? must we linger? must you linger? must they linger?	must I be lingering? must you be lingering? must he be lingering? must we be lingering? must you be lingering? must they be lingering?
Perfect	V-ing perfect
must I have lingered? must you have lingered? must he have lingered? must we have lingered? must you have lingered? must they have lingered?	must I have been lingering? must you have been lingering? must he have been lingering? must we have been lingering? must you have been lingering? must they have been lingering?

Interro-negative form

Simple form	V-ing form
mustn't I linger? mustn't you linger? mustn't he linger? mustn't we linger? mustn't you linger? mustn't they linger?	mustn't I be lingering? mustn't you be lingering? mustn't he be lingering? mustn't we be lingering? mustn't you be lingering? mustn't they be lingering?
Perfect	V-ing perfect
mustn't I have lingered? mustn't you have lingered? mustn't he have lingered? mustn't we have lingered? mustn't you have lingered? mustn't they have lingered?	mustn't I have been lingering? mustn't you have been lingering? mustn't he have been lingering? mustn't we have been lingering? mustn't you have been lingering? mustn't they have been lingering?