English verb conjugation
MUST COLLECTIVIZE

Regular verb: collectivize - collectivized - collectivized

Affirmation

Simple form	V-ing form
I must collectivize you must collectivize he must collectivize we must collectivize you must collectivize they must collectivize	I must be collectivizing you must be collectivizing he must be collectivizing we must be collectivizing you must be collectivizing they must be collectivizing
Perfect	V-ing perfect
I must have collectivized you must have collectivized he must have collectivized we must have collectivized you must have collectivized they must have collectivized	I must have been collectivizing you must have been collectivizing he must have been collectivizing we must have been collectivizing you must have been collectivizing they must have been collectivizing

Negation

Simple form	V-ing form
I mustn't collectivize you mustn't collectivize he mustn't collectivize we mustn't collectivize you mustn't collectivize they mustn't collectivize	I mustn't be collectivizing you mustn't be collectivizing he mustn't be collectivizing we mustn't be collectivizing you mustn't be collectivizing they mustn't be collectivizing
Perfect	V-ing perfect
I mustn't have collectivized you mustn't have collectivized he mustn't have collectivized we mustn't have collectivized you mustn't have collectivized they mustn't have collectivized	I mustn't have been collectivizing you mustn't have been collectivizing he mustn't have been collectivizing we mustn't have been collectivizing you mustn't have been collectivizing they mustn't have been collectivizing

Interrogative form

Simple form	V-ing form
must I collectivize? must you collectivize? must he collectivize? must we collectivize? must you collectivize? must they collectivize?	must I be collectivizing? must you be collectivizing? must he be collectivizing? must we be collectivizing? must you be collectivizing? must they be collectivizing?
Perfect	V-ing perfect
must I have collectivized? must you have collectivized? must he have collectivized? must we have collectivized? must you have collectivized? must they have collectivized?	must I have been collectivizing? must you have been collectivizing? must he have been collectivizing? must we have been collectivizing? must you have been collectivizing? must they have been collectivizing?

Interro-negative form

Simple form	V-ing form
mustn't I collectivize? mustn't you collectivize? mustn't he collectivize? mustn't we collectivize? mustn't you collectivize? mustn't they collectivize?	mustn't I be collectivizing? mustn't you be collectivizing? mustn't he be collectivizing? mustn't we be collectivizing? mustn't you be collectivizing? mustn't they be collectivizing?
Perfect	V-ing perfect
mustn't I have collectivized? mustn't you have collectivized? mustn't he have collectivized? mustn't we have collectivized? mustn't you have collectivized? mustn't they have collectivized?	mustn't I have been collectivizing? mustn't you have been collectivizing? mustn't he have been collectivizing? mustn't we have been collectivizing? mustn't you have been collectivizing? mustn't they have been collectivizing?