English verb conjugation
COULD OVERUSE

Regular verb: overuse - overused - overused

Affirmation

Simple form	V-ing form
I could overuse you could overuse she could overuse we could overuse you could overuse they could overuse	I could be overusing you could be overusing she could be overusing we could be overusing you could be overusing they could be overusing
Perfect	V-ing perfect
I could have overused you could have overused she could have overused we could have overused you could have overused they could have overused	I could have been overusing you could have been overusing she could have been overusing we could have been overusing you could have been overusing they could have been overusing

Negation

Simple form	V-ing form
I could not overuse you could not overuse she could not overuse we could not overuse you could not overuse they could not overuse	I could not be overusing you could not be overusing she could not be overusing we could not be overusing you could not be overusing they could not be overusing
Perfect	V-ing perfect
I could not have overused you could not have overused she could not have overused we could not have overused you could not have overused they could not have overused	I could not have been overusing you could not have been overusing she could not have been overusing we could not have been overusing you could not have been overusing they could not have been overusing

Interrogative form

Simple form	V-ing form
could I overuse? could you overuse? could she overuse? could we overuse? could you overuse? could they overuse?	could I be overusing? could you be overusing? could she be overusing? could we be overusing? could you be overusing? could they be overusing?
Perfect	V-ing perfect
could I have overused? could you have overused? could she have overused? could we have overused? could you have overused? could they have overused?	could I have been overusing? could you have been overusing? could she have been overusing? could we have been overusing? could you have been overusing? could they have been overusing?

Interro-negative form

Simple form	V-ing form
could I not overuse? could you not overuse? could she not overuse? could we not overuse? could you not overuse? could they not overuse?	could I not be overusing? could you not be overusing? could she not be overusing? could we not be overusing? could you not be overusing? could they not be overusing?
Perfect	V-ing perfect
could I not have overused? could you not have overused? could she not have overused? could we not have overused? could you not have overused? could they not have overused?	could I not have been overusing? could you not have been overusing? could she not have been overusing? could we not have been overusing? could you not have been overusing? could they not have been overusing?