English verb conjugation
CAN SYSTEMATIZE

Regular verb: systematize - systematized - systematized

Affirmation

Simple form	V-ing form
I can systematize you can systematize he can systematize we can systematize you can systematize they can systematize	I can be systematizing you can be systematizing he can be systematizing we can be systematizing you can be systematizing they can be systematizing
Perfect	V-ing perfect
I can have systematized you can have systematized he can have systematized we can have systematized you can have systematized they can have systematized	I can have been systematizing you can have been systematizing he can have been systematizing we can have been systematizing you can have been systematizing they can have been systematizing

Negation

Simple form	V-ing form
I cannot systematize you cannot systematize he cannot systematize we cannot systematize you cannot systematize they cannot systematize	I cannot be systematizing you cannot be systematizing he cannot be systematizing we cannot be systematizing you cannot be systematizing they cannot be systematizing
Perfect	V-ing perfect
I cannot have systematized you cannot have systematized he cannot have systematized we cannot have systematized you cannot have systematized they cannot have systematized	I cannot have been systematizing you cannot have been systematizing he cannot have been systematizing we cannot have been systematizing you cannot have been systematizing they cannot have been systematizing

Interrogative form

Simple form	V-ing form
can I systematize? can you systematize? can he systematize? can we systematize? can you systematize? can they systematize?	can I be systematizing? can you be systematizing? can he be systematizing? can we be systematizing? can you be systematizing? can they be systematizing?
Perfect	V-ing perfect
can I have systematized? can you have systematized? can he have systematized? can we have systematized? can you have systematized? can they have systematized?	can I have been systematizing? can you have been systematizing? can he have been systematizing? can we have been systematizing? can you have been systematizing? can they have been systematizing?

Interro-negative form

Simple form	V-ing form
can I not systematize? can you not systematize? can he not systematize? can we not systematize? can you not systematize? can they not systematize?	can I not be systematizing? can you not be systematizing? can he not be systematizing? can we not be systematizing? can you not be systematizing? can they not be systematizing?
Perfect	V-ing perfect
can I not have systematized? can you not have systematized? can he not have systematized? can we not have systematized? can you not have systematized? can they not have systematized?	can I not have been systematizing? can you not have been systematizing? can he not have been systematizing? can we not have been systematizing? can you not have been systematizing? can they not have been systematizing?