English verb conjugation
MUST TELL

Irregular verb: tell - told - told

Affirmation

Simple form	V-ing form
I must tell you must tell he must tell we must tell you must tell they must tell	I must be telling you must be telling he must be telling we must be telling you must be telling they must be telling
Perfect	V-ing perfect
I must have told you must have told he must have told we must have told you must have told they must have told	I must have been telling you must have been telling he must have been telling we must have been telling you must have been telling they must have been telling

Negation

Simple form	V-ing form
I must not tell you must not tell he must not tell we must not tell you must not tell they must not tell	I must not be telling you must not be telling he must not be telling we must not be telling you must not be telling they must not be telling
Perfect	V-ing perfect
I must not have told you must not have told he must not have told we must not have told you must not have told they must not have told	I must not have been telling you must not have been telling he must not have been telling we must not have been telling you must not have been telling they must not have been telling

Interrogative form

Simple form	V-ing form
must I tell? must you tell? must he tell? must we tell? must you tell? must they tell?	must I be telling? must you be telling? must he be telling? must we be telling? must you be telling? must they be telling?
Perfect	V-ing perfect
must I have told? must you have told? must he have told? must we have told? must you have told? must they have told?	must I have been telling? must you have been telling? must he have been telling? must we have been telling? must you have been telling? must they have been telling?

Interro-negative form

Simple form	V-ing form
must I not tell? must you not tell? must he not tell? must we not tell? must you not tell? must they not tell?	must I not be telling? must you not be telling? must he not be telling? must we not be telling? must you not be telling? must they not be telling?
Perfect	V-ing perfect
must I not have told? must you not have told? must he not have told? must we not have told? must you not have told? must they not have told?	must I not have been telling? must you not have been telling? must he not have been telling? must we not have been telling? must you not have been telling? must they not have been telling?