English verb conjugation
CAN STATE

Regular verb: state - stated - stated

Affirmation

Simple form	V-ing form
I can state you can state he can state we can state you can state they can state	I can be stating you can be stating he can be stating we can be stating you can be stating they can be stating
Perfect	V-ing perfect
I can have stated you can have stated he can have stated we can have stated you can have stated they can have stated	I can have been stating you can have been stating he can have been stating we can have been stating you can have been stating they can have been stating

Negation

Simple form	V-ing form
I cannot state you cannot state he cannot state we cannot state you cannot state they cannot state	I cannot be stating you cannot be stating he cannot be stating we cannot be stating you cannot be stating they cannot be stating
Perfect	V-ing perfect
I cannot have stated you cannot have stated he cannot have stated we cannot have stated you cannot have stated they cannot have stated	I cannot have been stating you cannot have been stating he cannot have been stating we cannot have been stating you cannot have been stating they cannot have been stating

Interrogative form

Simple form	V-ing form
can I state? can you state? can he state? can we state? can you state? can they state?	can I be stating? can you be stating? can he be stating? can we be stating? can you be stating? can they be stating?
Perfect	V-ing perfect
can I have stated? can you have stated? can he have stated? can we have stated? can you have stated? can they have stated?	can I have been stating? can you have been stating? can he have been stating? can we have been stating? can you have been stating? can they have been stating?

Interro-negative form

Simple form	V-ing form
can I not state? can you not state? can he not state? can we not state? can you not state? can they not state?	can I not be stating? can you not be stating? can he not be stating? can we not be stating? can you not be stating? can they not be stating?
Perfect	V-ing perfect
can I not have stated? can you not have stated? can he not have stated? can we not have stated? can you not have stated? can they not have stated?	can I not have been stating? can you not have been stating? can he not have been stating? can we not have been stating? can you not have been stating? can they not have been stating?