I must monopolize you must monopolize she must monopolize we must monopolize you must monopolize they must monopolize
V-ing form
I must be monopolizing you must be monopolizing she must be monopolizing we must be monopolizing you must be monopolizing they must be monopolizing
Perfect
I must have monopolized you must have monopolized she must have monopolized we must have monopolized you must have monopolized they must have monopolized
V-ing perfect
I must have been monopolizing you must have been monopolizing she must have been monopolizing we must have been monopolizing you must have been monopolizing they must have been monopolizing
Negation
Simple form
I mustn't monopolize you mustn't monopolize she mustn't monopolize we mustn't monopolize you mustn't monopolize they mustn't monopolize
V-ing form
I mustn't be monopolizing you mustn't be monopolizing she mustn't be monopolizing we mustn't be monopolizing you mustn't be monopolizing they mustn't be monopolizing
Perfect
I mustn't have monopolized you mustn't have monopolized she mustn't have monopolized we mustn't have monopolized you mustn't have monopolized they mustn't have monopolized
V-ing perfect
I mustn't have been monopolizing you mustn't have been monopolizing she mustn't have been monopolizing we mustn't have been monopolizing you mustn't have been monopolizing they mustn't have been monopolizing
Interrogative form
Simple form
must I monopolize? must you monopolize? must she monopolize? must we monopolize? must you monopolize? must they monopolize?
V-ing form
must I be monopolizing? must you be monopolizing? must she be monopolizing? must we be monopolizing? must you be monopolizing? must they be monopolizing?
Perfect
must I have monopolized? must you have monopolized? must she have monopolized? must we have monopolized? must you have monopolized? must they have monopolized?
V-ing perfect
must I have been monopolizing? must you have been monopolizing? must she have been monopolizing? must we have been monopolizing? must you have been monopolizing? must they have been monopolizing?
Interro-negative form
Simple form
mustn't I monopolize? mustn't you monopolize? mustn't she monopolize? mustn't we monopolize? mustn't you monopolize? mustn't they monopolize?
V-ing form
mustn't I be monopolizing? mustn't you be monopolizing? mustn't she be monopolizing? mustn't we be monopolizing? mustn't you be monopolizing? mustn't they be monopolizing?
Perfect
mustn't I have monopolized? mustn't you have monopolized? mustn't she have monopolized? mustn't we have monopolized? mustn't you have monopolized? mustn't they have monopolized?
V-ing perfect
mustn't I have been monopolizing? mustn't you have been monopolizing? mustn't she have been monopolizing? mustn't we have been monopolizing? mustn't you have been monopolizing? mustn't they have been monopolizing?