English verb conjugation
MUST IMMATERIALIZE

Regular verb: immaterialize - immaterialized - immaterialized

Affirmation

Simple form	V-ing form
I must immaterialize you must immaterialize she must immaterialize we must immaterialize you must immaterialize they must immaterialize	I must be immaterializing you must be immaterializing she must be immaterializing we must be immaterializing you must be immaterializing they must be immaterializing
Perfect	V-ing perfect
I must have immaterialized you must have immaterialized she must have immaterialized we must have immaterialized you must have immaterialized they must have immaterialized	I must have been immaterializing you must have been immaterializing she must have been immaterializing we must have been immaterializing you must have been immaterializing they must have been immaterializing

Negation

Simple form	V-ing form
I mustn't immaterialize you mustn't immaterialize she mustn't immaterialize we mustn't immaterialize you mustn't immaterialize they mustn't immaterialize	I mustn't be immaterializing you mustn't be immaterializing she mustn't be immaterializing we mustn't be immaterializing you mustn't be immaterializing they mustn't be immaterializing
Perfect	V-ing perfect
I mustn't have immaterialized you mustn't have immaterialized she mustn't have immaterialized we mustn't have immaterialized you mustn't have immaterialized they mustn't have immaterialized	I mustn't have been immaterializing you mustn't have been immaterializing she mustn't have been immaterializing we mustn't have been immaterializing you mustn't have been immaterializing they mustn't have been immaterializing

Interrogative form

Simple form	V-ing form
must I immaterialize? must you immaterialize? must she immaterialize? must we immaterialize? must you immaterialize? must they immaterialize?	must I be immaterializing? must you be immaterializing? must she be immaterializing? must we be immaterializing? must you be immaterializing? must they be immaterializing?
Perfect	V-ing perfect
must I have immaterialized? must you have immaterialized? must she have immaterialized? must we have immaterialized? must you have immaterialized? must they have immaterialized?	must I have been immaterializing? must you have been immaterializing? must she have been immaterializing? must we have been immaterializing? must you have been immaterializing? must they have been immaterializing?

Interro-negative form

Simple form	V-ing form
mustn't I immaterialize? mustn't you immaterialize? mustn't she immaterialize? mustn't we immaterialize? mustn't you immaterialize? mustn't they immaterialize?	mustn't I be immaterializing? mustn't you be immaterializing? mustn't she be immaterializing? mustn't we be immaterializing? mustn't you be immaterializing? mustn't they be immaterializing?
Perfect	V-ing perfect
mustn't I have immaterialized? mustn't you have immaterialized? mustn't she have immaterialized? mustn't we have immaterialized? mustn't you have immaterialized? mustn't they have immaterialized?	mustn't I have been immaterializing? mustn't you have been immaterializing? mustn't she have been immaterializing? mustn't we have been immaterializing? mustn't you have been immaterializing? mustn't they have been immaterializing?