English verb conjugation COULD CATEGORIZE

Regular verb: categorize - categorized - categorized

Affirmation

Simple form

I could categorize
you could categorize
he could categorize
we could categorize
you could categorize
they could categorize

V-ing form

I could be categorizing
you could be categorizing
he could be categorizing
we could be categorizing
you could be categorizing
they could be categorizing

Perfect

I could have categorized
you could have categorized
he could have categorized
we could have categorized
you could have categorized
they could have categorized

V-ing perfect

I could have been categorizing
you could have been categorizing
he could have been categorizing
we could have been categorizing
you could have been categorizing
they could have been categorizing

Negation

Simple form

I couldn't categorize
you couldn't categorize
he couldn't categorize
we couldn't categorize
you couldn't categorize
they couldn't categorize

V-ing form

I couldn't be categorizing
you couldn't be categorizing
he couldn't be categorizing
we couldn't be categorizing
you couldn't be categorizing
they couldn't be categorizing

Perfect

I couldn't have categorized
you couldn't have categorized
he couldn't have categorized
we couldn't have categorized
you couldn't have categorized
they couldn't have categorized

V-ing perfect

I couldn't have been categorizing
you couldn't have been categorizing
he couldn't have been categorizing
we couldn't have been categorizing
you couldn't have been categorizing
they couldn't have been categorizing

Interrogative form

Simple form

could I categorize?
could you categorize?
could he categorize?
could we categorize?
could you categorize?
could they categorize?

V-ing form

could I be categorizing?
could you be categorizing?
could he be categorizing?
could we be categorizing?
could you be categorizing?
could they be categorizing?

Perfect

could I have categorized?
could you have categorized?
could he have categorized?
could we have categorized?
could you have categorized?
could they have categorized?

V-ing perfect

could I have been categorizing?
could you have been categorizing?
could he have been categorizing?
could we have been categorizing?
could you have been categorizing?
could they have been categorizing?

Interro-negative form

Simple form

couldn't I categorize?
couldn't you categorize?
couldn't he categorize?
couldn't we categorize?
couldn't you categorize?
couldn't they categorize?

V-ing form

couldn't I be categorizing?
couldn't you be categorizing?
couldn't he be categorizing?
couldn't we be categorizing?
couldn't you be categorizing?
couldn't they be categorizing?

Perfect

couldn't I have categorized?
couldn't you have categorized?
couldn't he have categorized?
couldn't we have categorized?
couldn't you have categorized?
couldn't they have categorized?

V-ing perfect

couldn't I have been categorizing?
couldn't you have been categorizing?
couldn't he have been categorizing?
couldn't we have been categorizing?
couldn't you have been categorizing?
couldn't they have been categorizing?

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