English verb conjugation
MUST DEAL

Irregular verb: deal - dealt - dealt

Affirmation

Simple form	V-ing form
I must deal you must deal he must deal we must deal you must deal they must deal	I must be dealing you must be dealing he must be dealing we must be dealing you must be dealing they must be dealing
Perfect	V-ing perfect
I must have dealt you must have dealt he must have dealt we must have dealt you must have dealt they must have dealt	I must have been dealing you must have been dealing he must have been dealing we must have been dealing you must have been dealing they must have been dealing

Negation

Simple form	V-ing form
I mustn't deal you mustn't deal he mustn't deal we mustn't deal you mustn't deal they mustn't deal	I mustn't be dealing you mustn't be dealing he mustn't be dealing we mustn't be dealing you mustn't be dealing they mustn't be dealing
Perfect	V-ing perfect
I mustn't have dealt you mustn't have dealt he mustn't have dealt we mustn't have dealt you mustn't have dealt they mustn't have dealt	I mustn't have been dealing you mustn't have been dealing he mustn't have been dealing we mustn't have been dealing you mustn't have been dealing they mustn't have been dealing

Interrogative form

Simple form	V-ing form
must I deal? must you deal? must he deal? must we deal? must you deal? must they deal?	must I be dealing? must you be dealing? must he be dealing? must we be dealing? must you be dealing? must they be dealing?
Perfect	V-ing perfect
must I have dealt? must you have dealt? must he have dealt? must we have dealt? must you have dealt? must they have dealt?	must I have been dealing? must you have been dealing? must he have been dealing? must we have been dealing? must you have been dealing? must they have been dealing?

Interro-negative form

Simple form	V-ing form
mustn't I deal? mustn't you deal? mustn't he deal? mustn't we deal? mustn't you deal? mustn't they deal?	mustn't I be dealing? mustn't you be dealing? mustn't he be dealing? mustn't we be dealing? mustn't you be dealing? mustn't they be dealing?
Perfect	V-ing perfect
mustn't I have dealt? mustn't you have dealt? mustn't he have dealt? mustn't we have dealt? mustn't you have dealt? mustn't they have dealt?	mustn't I have been dealing? mustn't you have been dealing? mustn't he have been dealing? mustn't we have been dealing? mustn't you have been dealing? mustn't they have been dealing?