English verb conjugation
CAN CHARACTERIZE

Regular verb: characterize - characterized - characterized

Affirmation

Simple form	V-ing form
I can characterize you can characterize he can characterize we can characterize you can characterize they can characterize	I can be characterizing you can be characterizing he can be characterizing we can be characterizing you can be characterizing they can be characterizing
Perfect	V-ing perfect
I can have characterized you can have characterized he can have characterized we can have characterized you can have characterized they can have characterized	I can have been characterizing you can have been characterizing he can have been characterizing we can have been characterizing you can have been characterizing they can have been characterizing

Negation

Simple form	V-ing form
I can't characterize you can't characterize he can't characterize we can't characterize you can't characterize they can't characterize	I can't be characterizing you can't be characterizing he can't be characterizing we can't be characterizing you can't be characterizing they can't be characterizing
Perfect	V-ing perfect
I can't have characterized you can't have characterized he can't have characterized we can't have characterized you can't have characterized they can't have characterized	I can't have been characterizing you can't have been characterizing he can't have been characterizing we can't have been characterizing you can't have been characterizing they can't have been characterizing

Interrogative form

Simple form	V-ing form
can I characterize? can you characterize? can he characterize? can we characterize? can you characterize? can they characterize?	can I be characterizing? can you be characterizing? can he be characterizing? can we be characterizing? can you be characterizing? can they be characterizing?
Perfect	V-ing perfect
can I have characterized? can you have characterized? can he have characterized? can we have characterized? can you have characterized? can they have characterized?	can I have been characterizing? can you have been characterizing? can he have been characterizing? can we have been characterizing? can you have been characterizing? can they have been characterizing?

Interro-negative form

Simple form	V-ing form
can't I characterize? can't you characterize? can't he characterize? can't we characterize? can't you characterize? can't they characterize?	can't I be characterizing? can't you be characterizing? can't he be characterizing? can't we be characterizing? can't you be characterizing? can't they be characterizing?
Perfect	V-ing perfect
can't I have characterized? can't you have characterized? can't he have characterized? can't we have characterized? can't you have characterized? can't they have characterized?	can't I have been characterizing? can't you have been characterizing? can't he have been characterizing? can't we have been characterizing? can't you have been characterizing? can't they have been characterizing?