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