English verb conjugation
CAN PERSIST

Regular verb: persist - persisted - persisted

Affirmation

Simple form	V-ing form
I can persist you can persist she can persist we can persist you can persist they can persist	I can be persisting you can be persisting she can be persisting we can be persisting you can be persisting they can be persisting
Perfect	V-ing perfect
I can have persisted you can have persisted she can have persisted we can have persisted you can have persisted they can have persisted	I can have been persisting you can have been persisting she can have been persisting we can have been persisting you can have been persisting they can have been persisting

Negation

Simple form	V-ing form
I cannot persist you cannot persist she cannot persist we cannot persist you cannot persist they cannot persist	I cannot be persisting you cannot be persisting she cannot be persisting we cannot be persisting you cannot be persisting they cannot be persisting
Perfect	V-ing perfect
I cannot have persisted you cannot have persisted she cannot have persisted we cannot have persisted you cannot have persisted they cannot have persisted	I cannot have been persisting you cannot have been persisting she cannot have been persisting we cannot have been persisting you cannot have been persisting they cannot have been persisting

Interrogative form

Simple form	V-ing form
can I persist? can you persist? can she persist? can we persist? can you persist? can they persist?	can I be persisting? can you be persisting? can she be persisting? can we be persisting? can you be persisting? can they be persisting?
Perfect	V-ing perfect
can I have persisted? can you have persisted? can she have persisted? can we have persisted? can you have persisted? can they have persisted?	can I have been persisting? can you have been persisting? can she have been persisting? can we have been persisting? can you have been persisting? can they have been persisting?

Interro-negative form

Simple form	V-ing form
can I not persist? can you not persist? can she not persist? can we not persist? can you not persist? can they not persist?	can I not be persisting? can you not be persisting? can she not be persisting? can we not be persisting? can you not be persisting? can they not be persisting?
Perfect	V-ing perfect
can I not have persisted? can you not have persisted? can she not have persisted? can we not have persisted? can you not have persisted? can they not have persisted?	can I not have been persisting? can you not have been persisting? can she not have been persisting? can we not have been persisting? can you not have been persisting? can they not have been persisting?