English verb conjugation
MUST UNDERREPRESENT

Regular verb: underrepresent - underrepresented - underrepresented

Affirmation

Simple form	V-ing form
I must underrepresent you must underrepresent she must underrepresent we must underrepresent you must underrepresent they must underrepresent	I must be underrepresenting you must be underrepresenting she must be underrepresenting we must be underrepresenting you must be underrepresenting they must be underrepresenting
Perfect	V-ing perfect
I must have underrepresented you must have underrepresented she must have underrepresented we must have underrepresented you must have underrepresented they must have underrepresented	I must have been underrepresenting you must have been underrepresenting she must have been underrepresenting we must have been underrepresenting you must have been underrepresenting they must have been underrepresenting

Negation

Simple form	V-ing form
I mustn't underrepresent you mustn't underrepresent she mustn't underrepresent we mustn't underrepresent you mustn't underrepresent they mustn't underrepresent	I mustn't be underrepresenting you mustn't be underrepresenting she mustn't be underrepresenting we mustn't be underrepresenting you mustn't be underrepresenting they mustn't be underrepresenting
Perfect	V-ing perfect
I mustn't have underrepresented you mustn't have underrepresented she mustn't have underrepresented we mustn't have underrepresented you mustn't have underrepresented they mustn't have underrepresented	I mustn't have been underrepresenting you mustn't have been underrepresenting she mustn't have been underrepresenting we mustn't have been underrepresenting you mustn't have been underrepresenting they mustn't have been underrepresenting

Interrogative form

Simple form	V-ing form
must I underrepresent? must you underrepresent? must she underrepresent? must we underrepresent? must you underrepresent? must they underrepresent?	must I be underrepresenting? must you be underrepresenting? must she be underrepresenting? must we be underrepresenting? must you be underrepresenting? must they be underrepresenting?
Perfect	V-ing perfect
must I have underrepresented? must you have underrepresented? must she have underrepresented? must we have underrepresented? must you have underrepresented? must they have underrepresented?	must I have been underrepresenting? must you have been underrepresenting? must she have been underrepresenting? must we have been underrepresenting? must you have been underrepresenting? must they have been underrepresenting?

Interro-negative form

Simple form	V-ing form
mustn't I underrepresent? mustn't you underrepresent? mustn't she underrepresent? mustn't we underrepresent? mustn't you underrepresent? mustn't they underrepresent?	mustn't I be underrepresenting? mustn't you be underrepresenting? mustn't she be underrepresenting? mustn't we be underrepresenting? mustn't you be underrepresenting? mustn't they be underrepresenting?
Perfect	V-ing perfect
mustn't I have underrepresented? mustn't you have underrepresented? mustn't she have underrepresented? mustn't we have underrepresented? mustn't you have underrepresented? mustn't they have underrepresented?	mustn't I have been underrepresenting? mustn't you have been underrepresenting? mustn't she have been underrepresenting? mustn't we have been underrepresenting? mustn't you have been underrepresenting? mustn't they have been underrepresenting?