English verb conjugation
MUST UNDEREMPHASIZE

Regular verb: underemphasize - underemphasized - underemphasized

Affirmation

Simple form	V-ing form
I must underemphasize you must underemphasize he must underemphasize we must underemphasize you must underemphasize they must underemphasize	I must be underemphasizing you must be underemphasizing he must be underemphasizing we must be underemphasizing you must be underemphasizing they must be underemphasizing
Perfect	V-ing perfect
I must have underemphasized you must have underemphasized he must have underemphasized we must have underemphasized you must have underemphasized they must have underemphasized	I must have been underemphasizing you must have been underemphasizing he must have been underemphasizing we must have been underemphasizing you must have been underemphasizing they must have been underemphasizing

Negation

Simple form	V-ing form
I mustn't underemphasize you mustn't underemphasize he mustn't underemphasize we mustn't underemphasize you mustn't underemphasize they mustn't underemphasize	I mustn't be underemphasizing you mustn't be underemphasizing he mustn't be underemphasizing we mustn't be underemphasizing you mustn't be underemphasizing they mustn't be underemphasizing
Perfect	V-ing perfect
I mustn't have underemphasized you mustn't have underemphasized he mustn't have underemphasized we mustn't have underemphasized you mustn't have underemphasized they mustn't have underemphasized	I mustn't have been underemphasizing you mustn't have been underemphasizing he mustn't have been underemphasizing we mustn't have been underemphasizing you mustn't have been underemphasizing they mustn't have been underemphasizing

Interrogative form

Simple form	V-ing form
must I underemphasize? must you underemphasize? must he underemphasize? must we underemphasize? must you underemphasize? must they underemphasize?	must I be underemphasizing? must you be underemphasizing? must he be underemphasizing? must we be underemphasizing? must you be underemphasizing? must they be underemphasizing?
Perfect	V-ing perfect
must I have underemphasized? must you have underemphasized? must he have underemphasized? must we have underemphasized? must you have underemphasized? must they have underemphasized?	must I have been underemphasizing? must you have been underemphasizing? must he have been underemphasizing? must we have been underemphasizing? must you have been underemphasizing? must they have been underemphasizing?

Interro-negative form

Simple form	V-ing form
mustn't I underemphasize? mustn't you underemphasize? mustn't he underemphasize? mustn't we underemphasize? mustn't you underemphasize? mustn't they underemphasize?	mustn't I be underemphasizing? mustn't you be underemphasizing? mustn't he be underemphasizing? mustn't we be underemphasizing? mustn't you be underemphasizing? mustn't they be underemphasizing?
Perfect	V-ing perfect
mustn't I have underemphasized? mustn't you have underemphasized? mustn't he have underemphasized? mustn't we have underemphasized? mustn't you have underemphasized? mustn't they have underemphasized?	mustn't I have been underemphasizing? mustn't you have been underemphasizing? mustn't he have been underemphasizing? mustn't we have been underemphasizing? mustn't you have been underemphasizing? mustn't they have been underemphasizing?