I can categorize you can categorize she can categorize we can categorize you can categorize they can categorize
V-ing form
I can be categorizing you can be categorizing she can be categorizing we can be categorizing you can be categorizing they can be categorizing
Perfect
I can have categorized you can have categorized she can have categorized we can have categorized you can have categorized they can have categorized
V-ing perfect
I can have been categorizing you can have been categorizing she can have been categorizing we can have been categorizing you can have been categorizing they can have been categorizing
Negation
Simple form
I can't categorize you can't categorize she can't categorize we can't categorize you can't categorize they can't categorize
V-ing form
I can't be categorizing you can't be categorizing she can't be categorizing we can't be categorizing you can't be categorizing they can't be categorizing
Perfect
I can't have categorized you can't have categorized she can't have categorized we can't have categorized you can't have categorized they can't have categorized
V-ing perfect
I can't have been categorizing you can't have been categorizing she can't have been categorizing we can't have been categorizing you can't have been categorizing they can't have been categorizing
Interrogative form
Simple form
can I categorize? can you categorize? can she categorize? can we categorize? can you categorize? can they categorize?
V-ing form
can I be categorizing? can you be categorizing? can she be categorizing? can we be categorizing? can you be categorizing? can they be categorizing?
Perfect
can I have categorized? can you have categorized? can she have categorized? can we have categorized? can you have categorized? can they have categorized?
V-ing perfect
can I have been categorizing? can you have been categorizing? can she have been categorizing? can we have been categorizing? can you have been categorizing? can they have been categorizing?
Interro-negative form
Simple form
can't I categorize? can't you categorize? can't she categorize? can't we categorize? can't you categorize? can't they categorize?
V-ing form
can't I be categorizing? can't you be categorizing? can't she be categorizing? can't we be categorizing? can't you be categorizing? can't they be categorizing?
Perfect
can't I have categorized? can't you have categorized? can't she have categorized? can't we have categorized? can't you have categorized? can't they have categorized?
V-ing perfect
can't I have been categorizing? can't you have been categorizing? can't she have been categorizing? can't we have been categorizing? can't you have been categorizing? can't they have been categorizing?