English verb conjugation
MUST DART

Regular verb: dart - darted - darted

Affirmation

Simple form	V-ing form
I must dart you must dart he must dart we must dart you must dart they must dart	I must be darting you must be darting he must be darting we must be darting you must be darting they must be darting
Perfect	V-ing perfect
I must have darted you must have darted he must have darted we must have darted you must have darted they must have darted	I must have been darting you must have been darting he must have been darting we must have been darting you must have been darting they must have been darting

Negation

Simple form	V-ing form
I mustn't dart you mustn't dart he mustn't dart we mustn't dart you mustn't dart they mustn't dart	I mustn't be darting you mustn't be darting he mustn't be darting we mustn't be darting you mustn't be darting they mustn't be darting
Perfect	V-ing perfect
I mustn't have darted you mustn't have darted he mustn't have darted we mustn't have darted you mustn't have darted they mustn't have darted	I mustn't have been darting you mustn't have been darting he mustn't have been darting we mustn't have been darting you mustn't have been darting they mustn't have been darting

Interrogative form

Simple form	V-ing form
must I dart? must you dart? must he dart? must we dart? must you dart? must they dart?	must I be darting? must you be darting? must he be darting? must we be darting? must you be darting? must they be darting?
Perfect	V-ing perfect
must I have darted? must you have darted? must he have darted? must we have darted? must you have darted? must they have darted?	must I have been darting? must you have been darting? must he have been darting? must we have been darting? must you have been darting? must they have been darting?

Interro-negative form

Simple form	V-ing form
mustn't I dart? mustn't you dart? mustn't he dart? mustn't we dart? mustn't you dart? mustn't they dart?	mustn't I be darting? mustn't you be darting? mustn't he be darting? mustn't we be darting? mustn't you be darting? mustn't they be darting?
Perfect	V-ing perfect
mustn't I have darted? mustn't you have darted? mustn't he have darted? mustn't we have darted? mustn't you have darted? mustn't they have darted?	mustn't I have been darting? mustn't you have been darting? mustn't he have been darting? mustn't we have been darting? mustn't you have been darting? mustn't they have been darting?